Uehara is a very beautiful female teacher and has huge breasts. Uehara was captivated by the extremely sexy body of her homeroom teacher. One day, he accidentally discovered that his teacher and another married teacher were secretly having an affair with each other. Jealousy gradually appeared, he wanted to take over this seductive body! Thinking of doing so, Uehara drugged her and took Uehara into an empty room. He invaded the body he always wanted and recorded it. After waking up, Hikaru was helpless to let his student have his body. Not only that, Uehara also forced the teacher to witness his lover sucking the cocks of three students. Then find a way to make the teacher quit his job. During this process, Uehara realized that she herself was changing. She wants to enjoy sex more and be more active during threesomes with her students...