Này anh kế, cảm giác như thế nào khi cô vợ được đánh giá cao của bạn đã bị một bà mẹ như tôi cắm sừng? - Mizuki Yayoi

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.