Des:Daughter-in-law Sumire was pressured by her mother-in-law to give birth to a grandson. One day, the whole family decided to go to a hot spring. However, his mother-in-law ordered him to abstain from sex for a month before traveling in order to have a baby. On the day of the trip, Sumire was not satisfied with having mechanical sex with her indifferent husband. On the other side, the father-in-law also wanted to hug his wife, but she refused. The two people, who are horny, go to the hot spring to recuperate their bodies. And the father-in-law who accidentally saw Sumire taking a bath...