Sleep On My Chest. -A Sexual Prescription For A Childhood Friend summary:

I'm not going to let you do anything wrong. In a hospital room, he sucks and bites her red prick, and she is distracted by the sound of water caressing her tender pussy... One day, insomniac Kyoko, who is having trouble getting anything right, is suddenly caught by a suspicious man. One day, she is caught by a suspicious man. He's handsome, but he says, "I want to hold you. He intertwines his tongue with hers and stirs her pussy in a way that slowly melts her, and she feels it all over her body... Why do I feel so relaxed when I'm with him...?