Do not step into this story with pure love. When you pursue her secret that should never be touched, you are thrust into a dark abyss...

All for the sake of revenge.Immoral Sirene - The Abyss You Don't KnowIt is an adult horror adventure game in the form of a novel.Do not step into this story with pure love in your heart.When you pursue her secret, which you must never touch, you will be plunged into a dark abyss...*Game Outline This is for those of you who have been dragging your lost love around forever,This is a visual novel game about love, revenge, dependence, and sin. This is a cruel story that reveals your sins.*Performances CV] Nadeshiko Shirou: Asaki ShikiSirene: MaruruTheme SongAsaki Shiki “Follow me to the bottom of the abyssTranslated with (free version)

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背徳シレネ｜Immoral Cyrene Achievements