Their bodies pressed together, a brother and sister find themselves in a dance as old as time, yet forbidden by society. His hands roam her body, cupping her breasts, squeezing her ass, as she grinds against him, her hips moving in a rhythm as ancient as the serpent. She can feel his desire, hard and insistent, pressing against her, and it sends a thrill through her. They're siblings, yes, but in this moment, they're also lovers, bound by a secret, shameful passion that neither can resist.