Mother's remarriage suddenly decided without any consultation ... Daughter [Amu] heads for her new father's house with mixed feelings. The new father takes a breather at the big breasts of his stepchild. [Amu] feels his father's gaze and has a disgust, and his father's desire gradually begins to disappear when he lives with a daughter but a big-breasted and attractive woman. The sexual harassment of the father whose desires began to appear blatantly, and the day of the downpour ... [Amu] returned home with his uniform wet, his father also returned home with his uniform wet, and the father who saw his daughter in a wet uniform ...