SPSE-31 A Hero's Fall to Evil ~ Monsterization: Aggressor Yudex/Alvis
SPSE-31 ヒーロー悪堕ち～怪人化 アグレッサー ユーデクス/アルビス
Synopsis
In a ruined world, a strange disease that turns humans into "Kaijin" suddenly begins to spread. Those who contract this "Monster Disease" have both their physical abilities and their primal desires amplified, turning into violent rioters who attack regular humans. A man named Yudex harbors an abnormal hatred for these terrifying infected individuals. Believing that the key to his lost memories lies within this hatred, he begins to eliminate the infected one after another. In response, "Xenos," an organization made up of those infected by the Monster Disease, begins to take action to take Yudex down. [BAD END]
Trailers, Teasers & Extra Featurettes
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Type: Clip • Published 2026-04-17
Top Cast
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Key Information & Fast Facts
- Director
- Unazuki
- Original Title
- SPSE-31 ヒーロー悪堕ち～怪人化 アグレッサー ユーデクス/アルビス
- Country of Origin
- Japan
- Spoken Languages
- Japanese
- Runtime
- 1h 15m
- Production Studios
- GIGA
Creative Leadership & Key Crew
Unazuki
Department Leadership Roster
Unazuki
Director
Production Stills & Gallery
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Frequently Asked Questions About SPSE-31 A Hero's Fall to Evil ~ Monsterization: Aggressor Yudex/Alvis
Quick factual answers about cast, synopsis, director, box office, and release information.
What is SPSE-31 A Hero's Fall to Evil ~ Monsterization: Aggressor Yudex/Alvis about?
In a ruined world, a strange disease that turns humans into "Kaijin" suddenly begins to spread. Those who contract this "Monster Disease" have both their physical abilities and their primal desires amplified, turning into violent rioters who attack regular humans. A man named Yudex harbors an abnormal hatred for these terrifying infected individuals. Believing that the key to his lost memories lies within this hatred, he begins to eliminate the infected one after another. In response, "Xenos," an organization made up of those infected by the Monster Disease, begins to take action to take Yudex down. [BAD END]
Who directed SPSE-31 A Hero's Fall to Evil ~ Monsterization: Aggressor Yudex/Alvis?
SPSE-31 A Hero's Fall to Evil ~ Monsterization: Aggressor Yudex/Alvis was directed by Unazuki.
Who stars in SPSE-31 A Hero's Fall to Evil ~ Monsterization: Aggressor Yudex/Alvis?
The principal cast of SPSE-31 A Hero's Fall to Evil ~ Monsterization: Aggressor Yudex/Alvis includes Riku Minami, Kokomi Hoshinaka, Mika Sumikawa.
When was SPSE-31 A Hero's Fall to Evil ~ Monsterization: Aggressor Yudex/Alvis released and how long is it?
SPSE-31 A Hero's Fall to Evil ~ Monsterization: Aggressor Yudex/Alvis was released in 2026 with a total runtime of 1h 15m.