In the throes of religious fervor, two sisters squeeze into a closet, their virtue faltering as they eye their brother's massive cock. Guilt-ridden, they tentatively touch, licking and enveloping the shaft. As they slide down, their tight, untouched vaginas rub against the hard cock, unleashing a storm of taboo lust. They collapse in post-coital remorse, praying for forgiveness amidst smeared juices.