Mitsuyo does not miss daily jogging. Small but beautifully shaped breasts, and Momojiri that sways so that it pops every time you run. Tatsuya, an unemployed man living next door, secretly aimed at his body. One day, on the way back from jogging, Mitsuyo's husband was pushed by Tatsuya when he went to work, and he just broke up. There was a pleasant sensation there after a long time that surpassed the sense of immorality ...