DASS-991 W-Exclusive Lesbian Co-Starring: Is it Self-Defense to Get Intimate with a Female Friend as Revenge for a Boyfriend’s Cheating? — The Construction and Practice of a Flawed Logic That Claims This Is Not Cheating, but Just Play — Sumire Kuramoto, Wakana Misono

Waka’s boyfriend, whom she has been dating for four years, seems to be cheating on her. Her junior, Sumire, who adores Waka, cannot forgive this and confronts Waka’s boyfriend, but he skillfully dodges the questions. So Sumire decides to gather proof and keeps watch, only to witness Waka’s boyfriend and his affair partner entering a love hotel. She tries to observe them from the next room, but becomes distracted by the room’s massage devices and other items. Before long, the two of them, without realizing it, begin touching each other…