A guy had a cold and was very tired while his wife was traveling, so he had to take care of it alone. Fortunately, there was a very psychological sister-in-law, Tsumugi Akari, who came to take care of him, and fed him porridge with his tongue. Heaven and earth! She came to take care of her brother-in-law or turn him into a sex tool. Behind that gentle person is a whole lewd sky. Tsumugi Akari and her brother-in-law have sex in all kinds of positions, he is happy and tired and sweaty and recovers from illness at any time.