Yuko, a married woman who is still in the prime of her work, even though she is thinking about having a child in her fifth year of marriage. Recently, she has been troubled by molesters on her commuter train, but she managed to get rid of them with her innate courage. But that day was different. She senses the skillful feats of the molestation that sneaks up without a sound, and even lets out her gasping voice. Yuko, who was humiliated in her closed car, leaves the place in a hurry, but her pleasure that echoed in her body remains in it forever.
