Welcome to Demon School! Iruma-kun Season 2 Episode 12

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Animation & Style

Character Writing & Lore

Pacing

World Building & Setting

👀 SPOILER-FREE SUMMARY

Kalego-sensei steps out of the classroom and into the chaos of his students' home lives, and the result is exactly as entertaining as you'd expect. This is a character-driven breather episode that trades the tension of exams for comedy and warmth, putting the perpetually irritated teacher in increasingly absurd domestic situations. The humor lands through contrast — Kalego's rigid composure versus the wildly eccentric families of the Misfit Class, including visits to the households of Asmodeus, Clara, and Iruma. But beneath the gags, the episode sneaks in genuinely heartfelt moments that deepen your understanding of both the students and Kalego himself. Pacing is relaxed and episodic, hopping between households without rushing. If you enjoy this series for its character work and comedic timing over plot momentum, this one delivers.

🔥 KEY MOMENTS

⚠️ Spoiler Alert!

Sullivan's Unwelcome Assignment

Sullivan forces Kalego into conducting home visits for the entire Misfit Class — a task perfectly calibrated to torment the perpetually irritated professor.

Asmodeus' Iruma Obsession Exposed

Kalego witnesses firsthand just how all-consuming Asmodeus' devotion to Iruma has become, to the point where he's neglecting his own younger sisters. Kalego bluntly tells him to redirect that energy toward his own personal growth.

The Valac Family Musical Ambush

Clara's entire family greets Kalego with a chaotic, full-blown musical performance that overwhelms him completely. Her older brother Urara steps in as the lone voice of reason, attempting to rein in the mayhem.

A Gauntlet of Misfit Homes

Kalego endures a rapid-fire sequence of uniquely challenging visits to the homes of Goemon, Jazz, and Lead — each family presenting its own brand of chaos that chips away at his composure.

Kalego vs. Opera Tension

The final stop at Iruma's home brings Kalego face-to-face with Opera, Sullivan's butler and someone from Kalego's past. His visible unease reveals a history between them that cuts deeper than typical annoyance.

📍 ARC CONTEXT

Sitting at the midpoint of the 21-episode season, this episode follows the conclusion of end-of-term exams and functions as a cooldown that enriches the Misfit Class roster through their home environments. It bridges the academic-focused first half with the upcoming Walter Park arc by deepening group dynamics and personal stakes before the class heads into their next major challenge together.

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