Mr. Morishita, who runs a sports gym, was apparently active as a trainer in his twenties. After getting married and having children, he quit being a trainer and devoted himself to management. Now, his daughter is also a fitness trainer. However, despite the smooth operation of his business, his relationship with his wife has grown cold due to his husband's constant infidelity. This time, he released his pent-up frustrations by indulging in insatiable sexual desires.
