A resisting woman becomes depraved by a vibrator laced with aphrodisiac, repeatedly reaching orgasm by grinding herself on a real cock! Manami, who is considering marriage and living with her boyfriend. Suddenly, someone breaks into her home and forcibly inserts an aphrodisiac-laced vibrator, restraining and leaving her there. Unable to move or escape, she can't even call for help due to shame and endures it. However, little by little, her body begins to be overwhelmed by the pleasure of the aphrodisiac and vibrator, losing her sanity...
