Ryota assumes his mother’s best friend must be some ordinary older lady, but Momo instantly shatters that image. Her thick, voluptuous body exudes mature confidence, and he cannot look away from the enormous breasts straining to spill free. Desperate to get closer to her, Ryota gives in to temptation and rummages through her underwear. Then Momo catches him and turns the tables, closing in with the promise, “I’ll teach you all about a woman’s body.”