HUNTA-500+Thanks to my sister, I do naughty things every day. A sister who obeys the orders of her hikikomori brother. I was bullied in elementary school, junior high school, and high school, and became a stay-at-home boy. However, he has a strong self-esteem and gets angry easily, so when he gets angry at home, he loses his temper immediately. My sister is afraid of me and obeys my orders...