A close childhood friend. He was also a boyfriend and a friend who often came to play. One day, the childhood friend suddenly changed and tied me up. "I still like you," he said, and then he gagged me with an irrumatio and stopped my breath. It escalated after that, and I was tied up several times. One day, he tied up my boyfriend and then me. I asked my boyfriend for help, but my pussy was wet. As the ropes dug into my body, I felt...