Six months after the death of her husband, Eriko Hiraoka's wounds were slowly healing thanks to her daughter and son-in-law, who offered to let her live with them. At the same time, her libido returned with a vengeance, leaving her tormented by unsatisfied desires... The son-in-law, witnessing his mother-in-law's alluring figure up close, couldn't help but be captivated by her charms. With the insatiable mother-in-law and son-in-law under one roof, it was only a matter of time before things got heated.