In the dim light of the attic, the siblings huddle together, their bodies pressed close for warmth. The old hymnbooks and religious relics surrounding them should evoke piety, but instead, they fuel the forbidden desire simmering between them. He traces the contours of her body, his hands trembling slightly as he reaches the curve of her breast. She gasps, her nipples hardening against the thin fabric of her nightgown. They freeze as a floorboard creaks downstairs, their eyes wide with fear and exhilaration. As the house falls silent again, they give in to their sinful cravings, their hands and mouths exploring each other in the shadow of the crucifix.