The Sadistic Teacher Danna Vallejo hears a rumor about her university professor's private activities, and her curiosity is piqued. Determined to find out the truth, she manages to convince him to explain more in detail. He takes her to his home, where he has a special room equipped for bondage practices. He begins teaching her about the accessories and techniques he uses. The tension and desire between them grow as she learns. What starts as instruction...