The extremely cute and beautiful girl, Seiran, is taught unknown pleasures by a man she met on a dating site, and even learns the pleasure of being toyed with. Eventually, strangers join in and the obscene play escalates day by day. Deep throating and ejaculation deep in the throat. Even when she is forced to be impregnated with a creampie, Seiran transforms into someone who enjoys pleasure with an ecstatic expression on her face.