A fresh-faced teaching intern is infatuated with a middle-aged male teacher and is NTR'd by a man who is drugged and manipulated. (SONE-483)

Life was going perfectly! Marriage to the one she loved was imminent, and her dream of becoming a teacher was almost realized. Educational intern Yuuka was about to reach the pinnacle of happiness. However, her life took a dramatic turn in an instant. When she discovered her supervising teacher was an extremely twisted sexual pervert, it was too late. Aphrodisiacs were laced in her daily drinks, slowly eroding her body… She tried to suppress her sexual desires, but reason was no longer in control; she found herself masturbating. When she was discovered, she was powerless to resist, forced to let her teacher penetrate her. Although she knew it was wrong, her body craved his penis; she felt incredibly depraved. She drooled, and vaginal fluid flowed from her genitals; even knowing he was cheating, she was still incredibly excited…