Midori raised her son Hiroaki all by herself, who had been a shut-in for nearly ten years. The reason he fell into this state was because whenever Midori felt lonely, she indulged him—eventually leading to a physical relationship between them. Midori was aware of her own role in this situation, yet felt powerless to change it. Planning a one-night, two-day trip, she managed to take Hiroaki out. Throughout the journey, she continued pampering him, repeatedly sneaking kisses and blowjobs away from public eyes, and immediately engaging in sex upon arriving at the inn. During this trip, could Hiroaki's heart slowly begin to change?