: Chika is sent to Haguro Island Prison , a specialized facility for women with the syndrome.
: Medusa Syndrome causes sufferers to develop murderous split personalities with no memory of their actions. : Chika is sent to Haguro Island Prison
Protagonist; normally sweet but lethal when her personality awakes. Josef Mengele : Chika is sent to Haguro Island Prison
Each major character is linked to a specific historical killer, which dictates their combat style and "Satanophany" form: Historical "Murder Model" Henry Lee Lucas : Chika is sent to Haguro Island Prison