Chinatsu, a female college student, is famous in the neighborhood for her huge breasts, and the men in the neighborhood fantasize about groping her huge breasts. Chinatsu's father's shogi friends also come to play under the pretext of playing shogi, hoping to see Chinatsu's cleavage and panties. Finally, one man who has reached his limit comes up with a plan to have sex with Chinatsu and waits for an opportunity when her father is not around...