ねえ義理の兄弟、あなたの大切な妻が私のようなお尻にすでに寝取られているのはどんな気分ですか?- 弥生瑞希

My stepbrother has a beautiful, good-natured wife. Ever since I was introduced to his clan, I thought that I could make her happier than my stepbrother. But my insensitive stepbrother doesn't realize that she has already fallen into my hands.... "I'm not sure what to do, but I'm going to do it.