Aya, whose perverted sexual tastes were twisted by the reaction to the stress of her job and her timid personality. While indulging in exposure masturbation alone on a promenade visited during her day off, she is peeped at by a stranger. Even though her legs give way and her body trembles when her overly obscene exposed figure is seen by others, she can't help but wet her pussy with the lewd gaze from the man, and eventually volunteers for shame training herself. With naked wandering, pleasure torture with outdoor restraint, and extreme exposure orders from the man, her sense of shame is aroused and she says, "Look at my lewd self more."