Kenji, a sexual maniac who has sex with married women he meets through dating apps. On this day, Kenji goes to the meeting place to meet Saki, whom he promised to meet for the first time... But not only Saki, but also Reina, whom he was supposed to meet on another day, was waiting. Saki and Reina, sexually frustrated and eager to have sex, refuse to give way to each other. They decide to enjoy themselves with three people, but the sexual desires of Saki and Reina are overwhelming, and Kenji struggles to keep up. The unexpected double booking opens the door to the strongest eroticism!!