The air in the cabin was thick with more than just summer heat. Layla, 22, watched her parents, Marcus and Elena, from the worn sofa. The "financial experiment" ad they'd answered promised cash for "documented family bonding." The fine print was... specific.

"It says mutual, consensual exploration," Marcus rumbled, his eyes dark. "No violence. Just... desire."

Elena's hand trembled as she placed it on her daughter's knee. "We need the money, baby. But only if you want this. Really want it."

Layla's pulse hammered. She'd secretly fantasized about this—her dad's strong hands, her mom's experienced mouth. "I want it," she breathed.

It started with a touch. Elena, emboldened, unbuttoned Layla's blouse, exposing her perky tits. "So beautiful," Elena murmured, before leaning in to suck a stiff nipple into her mouth. Layla moaned, arching as her mom's tongue swirled.

Marcus moved behind Elena, his thick cock already straining his jeans. He palmed his wife's ass through her dress, then pulled it up, revealing her bare pussy. "Always so wet for me," he growled, but his eyes were on Layla.

Guiding Elena down, Marcus positioned his wife's head between Layla's thighs. "Taste her," he commanded softly. Elena didn't hesitate, her tongue lashing Layla's dripping slit. The sound was obscene—wet, hungry slurps as Elena ate her daughter's cunt with desperate gusto.

Layla cried out, fingers tangling in her mom's