JUNY-143 A plump, voluptuous, body-conscious mom, Shiori Tsukada, unconsciously seduces her daughter's virgin boyfriend and makes him cum over and over again while saying, "Let's practice on my body."

Shiori is a single mother who wishes for her daughter's happiness, but is completely unaware of her exquisitely plump body that drives a man's instincts wild. She doesn't care about her clothes and always wears comfortable clothes, but when her daughter tells her to dress up because she's bringing her boyfriend over next time, she wears a bodycon dress that she found on sale nearby. When her daughter is out, her boyfriend comes over to the house. Shiori's extremely lewd appearance makes her boyfriend suspicious, and he can't help but get an erection...