Incest: Mother works hard on both housework and sex

My mother always loves my younger brother. My younger brother still has his nails cut, but ever since I was little, I've been told, ``You're the older brother, you can do everything by yourself, right?'' I had been dissatisfied with my mother for a long time, but something that happened the other day caused those feelings to explode. It was an incredible sight of my mother and younger brother that made me almost believe my eyes...