Yuya has long admired his mother's friend, Tsubaki. When he meets her again, his old love flares up. Unable to contain his passion, he makes out with her at night. Tsubaki notices his actions but remains silent. However, I am carried away by the throbbing pain of my body being touched, and I press my body against Yuya's many times. Tsubaki gradually avoids him because she feels guilty for being unfaithful to her friend's son.