Scarlett Sage is poking around her bedroom closet, looking for her geometry book. She finds a box of her old books and begins searching through them, pausing as she comes across a black hardcover book. She's confused because she's never had a diary -- at least not one that looks like this. Curious, she opens it, reading the name inside and discovering that this is her step-mom Reagan Foxx's diary!Her curiosity only grows as she flicks to the first entry. Passionate words are scrawled across the pages, detailing a tantalizing tryst with a mysterious woman. Scarlett is surprised to learn that her step-mother's a lesbian, but can't put the book down. She continues reading the entries, soaking in the erotic nature of Reagan's personal thoughts. The diary even has entries about her being eaten out by the mystery woman!Turned on by Reagan's descriptive inner monologue, Scarlett idly begins masturbating. It's then that Reagan walks in, surprised by what she sees. Although she moves to leave, she has second thoughts and steps into the bedroom instead.Reagan scolds Scarlett for reading her diary and invading her privacy like that. How could she? Although Scarlett feels a little guilty, she comes out to Reagan right then and there, exclaiming that she's a lesbian, too! Reagan moves from scolding to soothing as she praises Scarlett for having the courage to come out to her. Has she ever fooled around or had sex with another woman? Scarlett admits that she hasn't, although she's masturbated to such thoughts...Their bodies are close, the sexual tension between them rising. Reagan calmly asks if Scarlett would like some hands-on experience with being a lesbian. Scarlett doesn't need to be asked twice, eagerly diving into an inviting and sensual kiss. Under Reagan's guiding hands, Scarlett has her first lesbian encounter, savoring every second of it as Reagan makes her whole body tremble with need. While things start off with her fondling Reagan's breasts and then having her pussy eaten out for the first time, it's only the beginning. Even so, Scarlett's never felt closer to her mother!