The dimly lit room in Kolkata's heart is filled with the scent of incense and the soft hum of traditional music. The Boudi, her sari a vibrant splash of color against her dark skin, sits on the bed, her eyes locked onto her nephew's as he enters. The air crackles with tension as he approaches, his hands trembling as he reaches for her. She guides him, teaching him the forbidden dance of pleasure. He explores her body, his fingers tracing the curve of her breasts, the softness of her belly, before she turns around, presenting her ass. He hesitates, then pushes forward, his cock sliding into her ass with a moist, sucking sound. She gasps, her fingers clawing at the sheets as he begins to move, his hips slapping against her ass, his balls swinging, their bodies moving in a rhythm as old as time itself.