It's been a year since I got married to my husband who is a year apart. Her husband is often away from home for half the month on overseas business trips, and it is her son-in-law, Manjiro, who consoles Kurumi's frustrated wife. A mother-in-law and her son seek each other out during the day without worrying about being seen at home when her husband is not around. One day, when Manjiro was playing with Kurumi's breasts, her breast milk started dripping... Manjiro, who hates milk,