Soft music plays in “marin the sinner” while a shy bookworm discovers her roommate’s vibrator. Curiosity wins; soon “marin the sinner” shows her on all fours, toy buzzing against her clit. She pushes back onto it in “marin the sinner”, moaning into the pillow as it fills her completely. The vibrations build an earth-shattering orgasm in “marin the sinner”—her whole body spasms, voice breaking into desperate cries. “marin the sinner” ends with her curled up, toy still humming softly between soaked thighs.