Stella (Chantal Demming), a young woman who works as a therapist, finds herself trapped in a lifeless relationship with her partner. Seeking excitement and passion, she enters the secretive world of BDSM, swingers, and underground fetish clubs. However, as she becomes deeply entangled in a web of erotic fantasy, dominance, and submission, she loses control of her boundaries, leading her into a dangerous game of obsession, extortion, and psychological captivity.