It all started with a brutal rape case somewhere in Tokyo. The chaotic rapists traumatize Akira and Satsuki. The rapists call themselves "the Moon Phase," and are led by Mitsuru, who's obsessed with hurting people. Akira and Satsuki are victimized in simple "playing around."

They don't realize that this incident will change their lives forever. The player can experience this story from a total of eight different points of view. A new character choice will be available every time the player clears the story with one character. By playing the eight different characters, the player can collect missing pieces of the puzzle to solve this erotic, yet, suspenseful event!

[From Gamelex]