Rimuru‘s Busy Life official promotional art” />Season 2 opens on Rimuru’s calendar trying to kill him: a delegation to Eurazania, Beastketeers incoming, and Shion ready to start a war over a rude sentence. Busy life is the title. It is also a threat.
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Hook
Season 2 opens on Rimuru’s calendar trying to kill him: a delegation to Eurazania, Beastketeers incoming, and Shion ready to start a war over a rude sentence. Busy life is the title. It is also a threat.
This page is the sequential stop after Episode the previous season — 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 2, Episode 1 (overall #25)
- English title: Rimuru‘s Busy Life
- Japanese episode title: リムルの忙しい日々
- Runtime: ~24 minutes
- Studio: 8bit
- Original air date: January 12, 2021
- Kagex score: 8.3 / 10
- Where to watch legally: Crunchyroll (region-dependent)

Should You Watch It?
Watch it as the new season’s handshake — Tempest as a working country, not a recap slideshow. Episode 25 is diplomacy with fists in the foyer. Skip it and the Eurazania trade plot has no temperature. Comedy-forward, sequential from Season 1. If you liked Milim’s houseguest chaos, this is that energy with trade missions.
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 “Rimuru‘s Busy Life.” Fight-only watchers may feel the talkier stretches; nation-building fans will not.
Spoiler Warning
Spoilers for Season 2 Episode 1 (“Rimuru‘s Busy Life”) follow. Stop above for a clean first watch. This page does not spoil later episodes.
Story Recap
A slime with a full inbox
Rimuru is back from Ingracia to a nation that did not pause. Construction, ministries, Rigurd with reports, Shion with a secretary title she treats like a weapon permit. The joke is the workload. The thesis is that Tempest is real enough to have a workload. Season 2 does not re-explain the slime. It dumps a desk on him.
Charybdis debt is on the ledger: Eurazania helped, so diplomacy is owed. Rimuru does the adult thing and schedules it instead of hoping Carrion forgot. Heads of state who remember favors last longer than ones who only remember fights.
Season 2 dumping a desk instead of a second origin is confidence. Ministries, reports, Shion treating a secretary title like a weapon permit.
Benimaru on the road to the Beast Kingdom
Rimuru sends a delegation led by Benimaru to Eurazania, Carrion’s Animal Kingdom, to turn a wartime debt into a relationship. That is a huge trust beat. The ogre who arrived as a revenge seeker is now an ambassador. Souei and the usual professionals go because Beast Kingdom culture is combat-shaped. You do not send only bakers.
Two delegations passing in the night: Tempest going there, Eurazania coming here. The scheduling is almost funny until you remember both nations are warlike in different fonts. Missed greetings start wars. Rimuru is trying to not miss.
Benimaru as ambassador is Episode 9’s gate paid out in a travel cloak. Ogre revenge-seeker now diplomat. Souei and professionals go because Beast Kingdom culture is combat-shaped.
Suphia says the quiet part
Eurazania’s delegates include Suphia of the Three Beastketeers, who belittles Rimuru to his face in the Tempest style of “we test you with rudeness.” Shion hears it as a killing offense. She is not wrong about the insult. She is extremely wrong about the optimal response in a welcome hall. The fight that breaks out is the season premiere’s setpiece: found-family rage versus beastman swagger.
Rimuru wanted friendly relations. He gets a brawl in the starter episode like a sitcom that also has body counts. Hakurou is the adult in the room if anyone lets him be. Usually they do not.
Suphia’s belittling is warlike protocol that looks like a schoolyard from the goblin side. Shion hears a killing offense. She is not wrong about the insult.
Warlike etiquette, translated badly
The Animal Kingdom respects strength displayed. Tempest respects Rimuru. Those honor codes collide in the foyer. Phobio’s old humiliation still sits in Beastketeer memory. Suphia is not only being a jerk. She is running a protocol that looks like a schoolyard from the goblin side. Milim’s leftover social gravity makes everything louder.
Rimuru has to stop his own people from winning a fight that would lose the treaty. That is leadership: sometimes the skill check is “do not let Shion finish the sentence with a sword.” The premiere is honest about Tempest’s weakness. It is not power. It is impulse control in the cabinet.
Animal Kingdom respects strength displayed. Tempest respects Rimuru. Honor codes collide in the foyer. Phobio’s old humiliation still sits in Beastketeer memory.
A relationship that starts in a scuffle
The hour does not finish the trade deal. It finishes the vibe: these two nations will either become friends who spar or corpses who posted. Rimuru’s busy life is the joke title over a real calendar of existential RSVPs. Season 2’s board is already more crowded than Season 1’s forest.
Benimaru’s team is still on the road. The incoming Beastketeers are still in town. Dual diplomacy is a circus. If you wanted a quiet premiere, this show does not do those anymore. The slime has a country, and the country has neighbors with claws.
Does not finish the trade deal. Finishes the vibe: friends who spar or corpses who posted. Busy life is a joke title over a calendar of existential RSVPs.

Story Analysis
Episode 25 is a correct Season 2 premiere: no second origin story, just a full inbox. Shion versus Suphia is character as foreign policy. Benimaru as ambassador is growth from Episode 9’s gate. The busy-life framing lets comedy carry world-building — ministries, delegations, the fact that Tempest can send and receive state visits.
Pacing is sitcom-premiere with a brawl. Comedy is the mode. Stakes are real enough: blow this and Carrion becomes an enemy instead of a trading partner. World-building: Eurazania’s test-by-combat etiquette. Emotional texture is Rimuru exhausted in a way that is funny and true. Not a peak episode. A functional, charming door into the cour that will eventually murder the mood on purpose.
Correct Season 2 door: full inbox, no second origin. Shion versus Suphia is character as foreign policy. Benimaru as ambassador is growth. Busy-life framing lets comedy carry ministries and state visits. Stakes real enough: blow this and Carrion is an enemy instead of a trading partner. Not peak. Functional, charming door into a cour that will murder the mood on purpose. If you liked Milim houseguest chaos, this is that energy with trade missions. Impulse control as the national weakness is the analysis worth keeping when later barriers turn the cabinet’s strength off. The foyer is a test. The season will grade it in blood eventually.
Impulse control as the national weakness is the analysis worth keeping when later barriers turn the cabinet’s strength off. The foyer is a test. The season will grade it in blood eventually.
Character Analysis
Rimuru the overworked mayor. Shion as the diplomatic disaster who loves him. Suphia as Beastketeer test. Benimaru as outgoing ambassador. Rigurd as bureaucracy. Hakurou as the brakes.
Souei, Ranga, Gobta fill the office. Carrion is the offscreen counterpart. Phobio’s shadow sits on the Beastketeers. The premiere is an ensemble reminder: this cabinet can build a nation and also punch a guest. Both skills will be needed. Only one should be used in the foyer.
Rimuru overworked mayor. Shion diplomatic disaster who loves him. Suphia as Beastketeer test. Benimaru outgoing ambassador. Rigurd bureaucracy. Hakurou the brakes. Souei, Ranga, Gobta fill the office. Carrion offscreen counterpart. Phobio’s shadow on the Beastketeers. Ensemble reminder: this cabinet can build a nation and punch a guest. Only one of those skills belongs in the foyer. Premiere is a group photo with fists. The insult is the character catalyst. Shion’s loyalty is the hazard. Both are her.
Premiere is a group photo with fists. The insult is the character catalyst. Shion’s loyalty is the hazard. Both are her, and Carrion is the offscreen grade.

World Building
State visits as a monster-nation technology. Eurazania’s warlike etiquette versus Tempest’s hospitality-honor. Dual delegations as logistics. Charybdis-era debts becoming treaties. Ministries existing in a town that was huts two seasons of TV ago.
Beastketeers as named diplomats who still fight. Insult as protocol. Rimuru’s human form as the face of a government that is still a slime. Season 2’s map is international by default. Jura is a country among countries, not a forest secret.
State visits as monster-nation technology. Eurazania’s test-by-combat etiquette versus Tempest hospitality-honor. Dual delegations as logistics. Charybdis-era debts becoming treaties. Ministries in a town that was huts two seasons of TV ago. Beastketeers as named diplomats who still fight. Insult as protocol. Rimuru’s human form as the face of a government that is still a slime. Season 2’s map international by default. Jura a country among countries, not a forest secret. Calendars as strategic documents.
Season 2’s map is international by default.
Nothing here is later-arc homework. If a name or rule is only teased, it stays a tease.
Animation
City-Tempest glow-up is the visual news — more buildings, more crowd, more “this is a capital.” The foyer brawl is lively TV comedy-action. Beastman designs pop. 8bit’s Season 2 budget shows in backgrounds more than in one sakuga cut. Fine premiere look. Shion swinging in a welcome hall is the shot.
City-Tempest glow-up is the visual news: more buildings, more crowd, more capital. Foyer brawl is lively TV comedy-action. Beastman designs pop. Season 2 budget in backgrounds more than one sakuga cut. Fine premiere look.
Kagex animation score for this episode: 8.2 / 10 — peaks vs average cuts, not a sakuga clip ranking.
Music and Voice Acting
Score 8.1. 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
- Benimaru as ambassador is the ogre revenge arc’s long payoff.
- Suphia’s insult is Beast Kingdom protocol, which is why stopping Shion is the actual test.
- Dual delegations crossing is the show saying Tempest is now on a two-way diplomatic calendar.
Best Moments
- Rimuru staring at a schedule like it is a dungeon.
- Shion deciding a rude sentence is a capital crime.
- Benimaru leaving as a diplomat instead of a torch.
Pros & Cons
Pros: Specific to “Rimuru‘s Busy Life” — A busy, funny, correct Season 2 door: diplomacy, a foyer brawl, a cabinet with impulse issues. Not epic. Necessary and charming.
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: 8.3 / 10 — A busy, funny, correct Season 2 door: diplomacy, a foyer brawl, a cabinet with impulse issues. Not epic. Necessary and charming.
- Story: 8.2
- Characters: 8.6
- Animation: 8.2
- Music: 8.1
- Enjoyment: 8.5
Shion almost dumping the treaty over a roast is so on-brand I cackled. Season 2 knowing it can skip the origin recap and just fill Rimuru’s inbox is confident. Let’s trade, then suffer later.
What to Expect Next
Next week the scuffle turns into actual trade — apples, brandy, and a return ticket to Dwargon as state guests.
Next: Season 2 Episode 2 — Trade with the Animal Kingdom. Watch legally on Crunchyroll.
FAQ
Do I need to watch Season 2 Episode 1?
Yes if you are watching the TV series in order. Skipping “Rimuru‘s Busy Life” leaves a hole later episodes assume you have.
What is the Japanese title?
リムルの忙しい日々 — Crunchyroll English title is “Rimuru‘s Busy Life.”
When did it air?
January 12, 2021 in Japan. ~24 minutes. Studio 8bit.
Is this Season 2 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 25 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 characters — Rimuru, 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 1.
Keep exploring
- Tensura anime hub
- Season 1 review
- Overall review
- Previous: Season 1 Episode 24 — Black and a Mask
- Next: Season 2 Episode 2 — Trade with the Animal Kingdom
- Characters
- Fact and Spoilers
Your turn
Was “Rimuru‘s Busy Life” 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.