Due to work circumstances, Masaki ended up living at his aunt Reiko's place. Although he lacked for nothing, there was one thing that troubled him: Reiko's insatiable sex drive. Night after night, Masaki would lie awake listening to Reiko's lewd moans as she indulged in self-pleasure. Confused by her desire to enjoy her prime years as a woman, Masaki spent his days in bewilderment. One day, while Masaki was taking a bath, Reiko suddenly barged in. Ignoring Masaki's flustered state, Reiko began to play with her erect penis…
