A male student whose daily routine was to listen to the complaints of the part-time housewife at his part-time job. He was alone with his married woman, Ichika, as usual, and it was supposed to be just like usual, but today was different. He seems to be engulfed by the strange atmosphere that suddenly arises, and Ichika kisses him, and he ends up having sex with her. From that day on, I found some free time