When she was a middle school student, Futaba Yoshioka liked Kou Tanaka who was unlike the other boys and quite gentle. Kou Tanaka then moved away and they lost contact….

When Sonoko enters a traditional Japanese arranged marriage with Amamiya facilitated by her parents the resulting union is loveless including the functional and goal-oriented sex.

Two sisters Tae and Yo come back to their old house which is soon to be torn down. Clearing up the family mementos, Tae finds a red box full of…