Принадлежащий:College student Tsukiha is a healthy woman who makes jogging her daily routine. An old man named Kita who lives in her neighborhood was always looking at her with naughty eyes. One day, while pretending to take out the trash, she bumps into Tsukiha and makes fun of him, telling Kita that hes hurt. He brings his girlfriend Tsukiba to her home, and she engages in lewd acts. Tsukiha, who had an innate masochistic nature, was taken aback by her Kitas greedy sexual acts, and since then, she has been corrupted by her lewd days, including her Kitas friends old man. go.