Fresh-faced Nancy, a typical teen with a secret curiosity, explores her burgeoning desires alone in her room. Her innocent touches soon turn into fervent masturbation, her inexperienced fingers learning her body's responses. Unaware of her audience, she's caught by her older cousin, who watches, entranced, as Nancy's body flushes with pleasure. Embarrassed, Nancy flees, but the encounter ignites a taboo yearning within her.