ホテル強制わいせつ事件　犯して！ (1977)

The lovely Ryoko is attending a Japanese University on an exchange program. She’s pretty, vulnerable, shy and full of mysterious secrets. Meeting up with her long-time friend Rumiko, Ryoko shuns her aggressive lesbian advances by saying she’s still a virgin. Rumiko is surprised at this revelation and, over the next few days, she takes Ryoko on a series of misadventures to help her with her sexual awakening...