My wife Sara doesn't do anything about the house. I do all the cooking, laundry, and cleaning. You will be washed in the bath and massaged before going to bed. The night life is also only when she feels like it. Just when she started to get fed up with such a life, Sara's twin sister, Saki, came. I vented my dissatisfaction involuntarily. Then, a ridiculous request from my sister-in-law...