At work, Kana witnesses her boss rubbing his penis on her personal belongings and writhing in agony, so she is raped to keep her mouth shut. From that day on, she is blackmailed and raped again and again. "I'll use my pre-cum as a lip gloss." It's a disgusting sexual habit, but as she is raped, she is humiliated by being made to cum over and over again even though she doesn't want to. "You came so beautifully," says Kana, who is sad but sensitive. As she lives her days of humiliation, her body becomes unable to live without her boss's big cock...