Chika Amagi, a high school girl arrested after killing her attackers during a Medusa Syndrome breakout.
The story is set in a world plagued by , a condition where seemingly normal young women develop violent, murderous split personalities with no memory of their actions. Chika Amagi, a high school girl arrested after
Haguro Island Prison , a specialized facility for women with Medusa Syndrome. Inmates are subjected to medical experiments by a
Inmates are subjected to medical experiments by a mysterious corporation that implants the mindsets of notorious historical serial killers (e.g., Henry Lee Lucas or Joseph Mengele) into them to create elite assassins. Chapter 32 Context 2017. In September 2023
The manga originally ran in Kodansha's Weekly Young Magazine starting March 13, 2017. In September 2023, it moved to the Yanmaga Web platform, where new chapters are typically published every Wednesday.