Momoka Sakuragawa was captured by the evil secret organization Portion.

Her companions are wounded by the organization's converts and are also captured by the enemy.

Lady Violet, a female executive who wants to obtain the secret of the Peach Blossom organization and its power, lines up the monsters in front of her and tells her, "I am the one who is going to get the secret of the Peach Blossom organization and its power."

Fight these guys and if you win, we'll let you and your friends go. ...... But if you lose, we'll ......

Momoka is determined not to be outdone by Violet, who smiles wickedly at her. However, what began was not a battle, but a mad party of pleasure with the monsters.

Momoka's rationality is gradually debauched before the monsters, who have a variety of abilities dedicated to attacking pleasure. What consequences await her? ......