August 14, 2026 · 12 min read · Episode guide · Episode 8 · Kagex Blog

What happened this episode

That Time I Got Reincarnated as a Slime Episode 8 Review — Inherited Will

Anime hub: That Time I Got Reincarnated as a Slime · Season 1

Contains spoilers for this episode.

That Time I Got Reincarnated as a Slime Season 1 Episode 8 Inherited Will official promotional art
Official promotional art. © Fuse / Kodansha / Eight Bit / Tensura Production Committee

Kagex rating: 9.2 / 10

Episode: Season 1 · Episode 8 — “Inherited Will”

Air date: November 20, 2018 · Runtime: ~24 minutes · Studio: 8bit

Shizu tells the rest of her life like someone returning a borrowed book, then asks a slime to eat her so this world cannot recycle her again. Rimuru says yes, inherits a face, and spends the rest of the hour looking like a funeral in human form. This is the best episode of the Shizu stretch, and it is not trying to be cool.

Previous: Season 1 Episode 7 — Conqueror of Flames · Hub: That Time I Got Reincarnated as a Slime

Hook

Shizu tells the rest of her life like someone returning a borrowed book, then asks a slime to eat her so this world cannot recycle her again. Rimuru says yes, inherits a face, and spends the rest of the hour looking like a funeral in human form. This is the best episode of the Shizu stretch, and it is not trying to be cool.

This page is the sequential stop after Episode 7 — not a random recap dump. Scores below are for this 24 minutes only.

Quick Information

  • Anime: That Time I Got Reincarnated as a Slime
  • Season / Episode: Season 1, Episode 8 (overall #8)
  • English title: Inherited Will
  • Japanese episode title: 受け継がれる想い
  • Runtime: ~24 minutes
  • Studio: 8bit
  • Original air date: November 20, 2018
  • Kagex score: 9.2 / 10
  • Where to watch legally: Crunchyroll (region-dependent)
That Time I Got Reincarnated as a Slime official banner Season 1 Episode 8
Official banner art. © Fuse / Kodansha / Eight Bit / Tensura Production Committee

Should You Watch It?

If you skip this, you do not understand Rimuru’s human appearance, the mask, or why later humans will want him dead. Episode 8 is almost all conversation, memory, and a goodbye. Action fans may twitch. Everyone else should sit down. It is spoiler-light to describe as “a last request,” and that is all you need before you press play. Required, not optional, not filler.

Beginner-friendly? No as a start point. Watch from Season 1 Episode 1. This installment assumes you already know Tempest’s core cast — Rimuru at minimum.

Bottom line: sequential viewers should not skip “Inherited Will.” Fight-only watchers may feel the talkier stretches; nation-building fans will not.

Spoiler Warning

Spoilers for Season 1 Episode 8 (“Inherited Will”) follow. Stop above for a clean first watch. This page does not spoil later episodes.

Story Recap

The room where she decides to talk

After Ifrit, Shizu is herself and miserable about it. She nearly killed her friends again. Rimuru waits in the room like a person who knows the clock is visible. She chooses to tell the story properly — not combat lore, the life. Leon’s castle. Being left as rear guard when the demon lord fled a hero. Ifrit’s fear giving her a crack of control. The anti-magic mask that turned a possession into a career.

The episode trusts her voice. That is rare. Rimuru mostly listens, which is the correct job for a reincarnated adult in a child’s tragedy. You can feel the village outside continuing to exist, which makes the bedroom feel like a sealed cave of a different kind. This is not a recap dump. It is a woman picking which memories she wants a stranger from Japan to carry.

A hero, a mask, and a disappearing mentor

The Chosen Hero who beat Leon’s forces did not just spare Shizu. She took her in, gave her the mask that suppressed Ifrit, and showed her a way to live that was not “weapon.” Then the hero vanished without a speech. That absence is a second abandonment stacked on Leon’s first. Shizu became an adventurer, then a teacher of otherworlder children, then a woman whose body was losing the private war anyway.

One student became Grandmaster of the Freedom Association. The rest of the classroom is a promise Rimuru does not fully understand yet. Shizu’s last quest was supposed to be finding Leon and making him admit she was a person. Instead she found a slime who remembered Tokyo. The episode lets that reroute feel like luck and theft at the same time.

A request for Satoru, not the slime

Shizu does not want this world’s reincarnation cycle. She wants to die among memories of home, inside someone who still has those memories. She asks Rimuru — specifically Satoru Mikami — to eat her the way he ate Ifrit. It is grotesque if you only hear the skill name. It is intimate if you have watched the last two episodes. She is asking for a grave that can dream.

Rimuru agrees and adds his own vow: he will find Leon Cromwell and make him acknowledge her. That promise is the inherited will of the title, not the humanoid sprite. Kaval’s party is still in town. Rigurd is still running a village. None of them can take this request off Rimuru’s hands. Predator becomes a funeral rite.

A private burial in an endless stomach

The consumption is staged as rest, not horror. Inside, Shizu’s last consciousness meets the dead she loved — mother, friends — and the long life finally stops fighting. Outside, Kaval, Ellen, Gido, and Rigurd walk in on Rimuru in a naked human form: younger, androgynous, blue hair, gold eyes, Shizu’s silhouette with the slime’s palette. The comedy of “why are you naked” dies on contact with the explanation.

Rimuru turns back into a slime to apologize for the private burial. The adventurers ask him to take the form again so they can say goodbye to their friend’s image. That request is devastating and practical. They understand what happened. They still need a face to bow to. Rimuru holds still and lets them.

Better gear, a good review, and a name in the desert

Before Kaval’s party leaves, Rimuru has the dwarves kit them with better equipment and asks, without using diplomat language, for a noninterference review of the village. The humans promise to speak well of the place that buried their friend. Hospitality survives the funeral. That is Tensura in a sentence.

Cut away: an orc collapsing in a wasteland is fed by a masked majin named Gelmud and given the name Geld. The kindness is bait. The naming is a weapon. While Rimuru inherits a will of protection, someone else is manufacturing a disaster in the same forest. The episode refuses to let the goodbye be the last image. Jura is already being aimed at.

Dwarf-made gear on grieving adventurers is trade born at a wake.

That Time I Got Reincarnated as a Slime key visual Season 1 Episode 8
Official key visual. © Fuse / Kodansha / Eight Bit / Tensura Production Committee

Story Analysis

Episode 8 is the character thesis of Season 1. Rimuru’s human face is not a glow-up. It is a death mask worn with permission. A lot of isekai would play “now I look like a cute androgynous person” as a genre checkpoint. This show attaches it to a woman who asked not to be recycled by a world that kidnapped her. If you ever argue Tensura is only power fantasy, this hour is the counter-exhibit.

Pacing is slow on purpose. The Leon/hero memories need room. The bedroom talk would collapse if a fight interrupted it. Comedy is limited to the awkwardness of the new body, and even that is quickly put away. The Gelmud stinger is the correct nasty aftertaste: grief does not pause geopolitics. Naming, which Rimuru has used as a gift since the goblins, is shown in its dark mirror. A name can save a village. A name can also build an Orc Lord.

Emotionally it is the season’s high to this point. Rimuru’s vow to punch Leon is hot-blooded and a little childish, which fits a man who just performed a funeral with his own skill. The inherited will is bigger than revenge: teach, protect, make a place where summoned kids are not tools. The show is not ready to cash that check yet. It is ready to make you care that the check exists.

The Gelmud stinger keeps the hour from becoming only a wake, which is structurally adult. Grief does not pause geopolitics, and naming magic has a dark mirror.

Character Analysis

Shizue Izawa gets a complete life in one episode: summoned child, demon lord’s aide, rear guard, hero’s student, adventurer, teacher, dying guest. She is specific. She is not a fridged power-up with a sad violin. Rimuru inherits more than a sprite. He inherits a promise and a face he did not ask to want. His apology to Kaval’s party is some of his best acting in the season.

Rigurd walking into that room matters because the village is now implicated in a human funeral. Kaval, Ellen, and Gido become the first humans to leave Tempest carrying both a good review and a grief. Gelmud and the orc who will be Geld are the anti-cast: naming as domination. Even offscreen, the vanished hero and Leon Cromwell shape every choice Shizu makes. The hour is crowded with people, and none of them feel like checklist cameos.

The vanished hero and Leon shape Shizu more than anyone standing in the room. Kaval, Ellen, and Gido become pallbearers for an image.

Rimuru apologizing for a private burial is some of his best small acting in the season, and the pallbearers for an image make the copied face a public memorial whether he wanted one.

That Time I Got Reincarnated as a Slime promo art Season 1 Episode 8
Promo art. © Fuse / Kodansha / Eight Bit / Tensura Production Committee

World Building

Otherworlder summoning, hero intervention, anti-magic artifacts, and this world’s reincarnation cycle are all on the table. Shizu’s fear of being reborn here is a lore drop with teeth: death is not always rest. Naming magic appears in its ugliest form when Gelmud names Geld to manufacture an Orc Disaster. That is the same system Rimuru used on goblins, shown as a weaponized industry.

The Freedom Association now has a firsthand report of a monster village that buried a famous adventurer kindly. Equipment from dwarf smiths on human adventurers is a trade route being born at a funeral. Rimuru’s human form resembling Shizu will be read as theft by people who were not in the room. The map is already preparing a misunderstanding. Jura just became a place where personal graves have foreign policy.

Reincarnation-as-threat is the lore drop with teeth: Shizu does not want this world’s cycle.

That file will travel to people who were not in the room and will call the copied face theft, which is how a kind funeral becomes someone else’s warrant.

Nothing here is later-arc homework. If a name or rule is only teased, it stays a tease.

Animation

No big raid here. 8bit spends the budget on Shizu’s memories — Leon’s castle, the hero, the classroom — and on the quiet of the bedroom. The human-form reveal is framed as a shock for the door, not a beauty shot for a thumbnail. Gelmud’s desert stinger is simple and ominous. Honest TV drama directing. If you only grade sakuga, you will underrate an episode that is almost all faces and memory.

Memory-theater is the budget: Leon’s castle, the hero, the classroom, then a quiet bedroom.

Kagex animation score for this episode: 8.3 / 10 — peaks vs average cuts, not a sakuga clip ranking.

Music and Voice Acting

Score 8.9. 8bit’s TV mix leans on Elements Garden sting + silence. Japanese track is the reference for Rimuru’s dual register (cute slime vs office-brain). Dub timing varies by season; don’t wait on it to judge the episode.

Hidden Details

  • Shizu addresses Satoru Mikami on purpose. She wants the human who died in Tokyo, not only the slime mayor.
  • Gelmud naming Geld is the dark inverse of Rimuru naming goblins — same magic, opposite ethics.
  • The adventurers asking Rimuru to wear Shizu’s face one more time is the first public “this form is a memorial.”

Best Moments

  • Shizu asking to be eaten so this world cannot have her again.
  • Kaval’s party saying goodbye to a copied face because it is the only grave they can see.
  • The desert cutaway: a starving orc receiving a name that is not a gift.

Pros & Cons

Pros: Specific to “Inherited Will” — The Shizu arc’s actual ending, and one of Season 1’s best hours: a funeral, a face, and a promise. If this does not land, the rest of Rimuru’s human form will just look like a costume.

Cons: Requires earlier episodes. Viewers who only want climax fights may call the political / logistics scenes slow even when they are load-bearing.

Final Verdict

Kagex overall: 9.2 / 10 — The Shizu arc’s actual ending, and one of Season 1’s best hours: a funeral, a face, and a promise. If this does not land, the rest of Rimuru’s human form will just look like a costume.

  • Story: 9.4
  • Characters: 9.5
  • Animation: 8.3
  • Music: 8.9
  • Enjoyment: 9.1

I still go quiet in the goodbye scene. The naked-human-form gag could have been cheap; they let the adventurers make it a wake instead. Gelmud naming Geld at the end is a nasty little reminder that the forest does not pause for your feelings.

What to Expect Next

Next week the village tries to keep building, and six very angry ogres decide the front gate is a question.

Next: Season 1 Episode 9 — Attack of the Ogres. Watch legally on Crunchyroll.

FAQ

Do I need to watch Season 1 Episode 8?

Yes if you are watching the TV series in order. Skipping “Inherited Will” leaves a hole later episodes assume you have.

What is the Japanese title?

受け継がれる想い — Crunchyroll English title is “Inherited Will.”

When did it air?

November 20, 2018 in Japan. ~24 minutes. Studio 8bit.

Is this Season 1 filler?

No. Tensura’s “quiet” hours are usually nation, diplomacy, or setup — not recap filler.

Where does this sit in the overall count?

Overall TV episode 8 of the main series (S1–S3 are 72; Season 4 continues from 73).

Should I watch Slime Diaries first?

No. Diaries is optional comedy. This review is the main TV track.

Where are character guides?

Tensura charactersRimuru, Veldora, Milim, and the Tempest officers.

Where are facts / spoilers for the franchise?

Fact and Spoilers on the hub. This episode page stays inside Episode 8.

Keep exploring

Your turn

Was “Inherited Will” a continue episode or a skip-risk for you? Favorite beat? Who should get the next character page?

Sources: Crunchyroll episode titles; Wikipedia list of Tensura episodes; official Tensura anime site.

Our reaction

Spoiler-aware take after the recap — how the episode felt to watch.

9.2/10

I still go quiet in the goodbye scene. The naked-human-form gag could have been cheap; they let the adventurers make it a wake instead. Gelmud naming Geld at the end is a nasty little reminder that the forest does not pause for your feelings.

Related news

Kagex Blog

If you liked this…

Readers who stayed for this title often watch these next.

Related posts