Loving his stepsister but not daring to confess, he was heartbroken when he saw his best friend fucking her

Nao and I are not siblings. Nao is the child of another person whose father remarried when he was still a student. Then, my older sister Nao, a year away from my parents, died in an accident, who were my parents. Life with them is lonely, but I'm happy because I love Nao. One day, my best friend Yuzuru was talking to his sister Nao, and when I approached him with jealousy, I was confused. And at some point, Nao's older sister often came home late …

Loving his stepsister but not daring to confess, he was heartbroken when he saw his best friend fucking her