A personal trainer Mayu's older sister has moved to the neighborhood of Kanta, a child who tends to withdraw! Worried about Kanta's lack of exercise, Mama asks Mayu to teach her. When the close training starts at home, Mayu's big boobs hit Kanta's body directly! Even though the body is loosened, the crotch is tight! Kanta, who can't stand it, takes advantage of the gentle Mayu sister and touches her clothes and buttocks! After exercising, they take a shower together, and the bad relationship escalates! It was Mayu's older sister who was a dirty striker who was completely stuck in Shi*tachi*po...
