A mistress, known for her strict bdsm rules, decides to explore her sub's hidden desires. The sub, a bi-curious fem-gay fantasy lover, is blindfolded and made to confess her secret cravings. She admits her fascination with big, black cocks, both male and female. The mistress, intrigued, toys with her, using a strap-on and a large dildo to simulate the fantasy. The sub, desperate and aroused, begs for more, her body responding eagerly to the mistress's touch. The session ends with the sub, thoroughly used and humiliated, yet satisfied, her fantasies laid bare for her mistress's amusement.