Six months after her husband's passing, Satoko's wounds were gradually healing thanks to her daughter-in-law and son-in-law's offer to live together. At the same time, her libido was reviving. This time, she was suffering from dissatisfaction... Her son-in-law, who had been watching such a mother-in-law up close, was completely captivated by Satoko's charm. The mother-in-law who couldn't stop her urges and the son-in-law under the same roof. It was only a matter of time before a mistake occurred.