Reverse anal debut. I was in a bad family environment and was in despair, so I forced a kiss on my teacher who was worried about me and was teaching me. From that day on, a forbidden relationship began between me, who had a girlfriend, and the teacher, who was engaged. One day, the teacher said there was something he wanted to try and tried to develop my anus. I refused, but he overpowered me and I ended up enjoying my anus. This was the trigger for me to become addicted to the double forbidden pleasure of male orgasm sex with my teacher...