my house is a little different. it seems like a normal family with a domineering father (koji) and a gentle and kind mother (yuka). my father often scolded my mother in a strong tone. i often worried about my mother, but it seemed like my mother accepted my father's attitude. in my house like that, there is a forbidden room where even approaching is not allowed. and then, around midnight one day, when i interrupted my exam study and went to the toilet, light and moans leaked from that room. out of curiosity, i peeked in, and it was my father's voice. my father, who had been slapping my mother's ass during the day, was being slapped on the ass by my mother wearing obscene underwear and was enjoying it. from that day on, i came to experience firsthand the reality that my mother is the ruler of this house…