While outwardly appearing as a serious teacher, Purple engages in a secret relationship with her student. They carefully orchestrate their encounters, but soon the student craves more, demanding intimacy even within the school. "No, not here!" Purple desperately resists, but her student's sex drive skyrockets after Purple's special lessons, leaving her helpless against their newfound skills. Desperate to remain undetected, Purple endures a silent, wordless orgasm, suppressing any sounds that might betray her.