In the throes of religious fervor, a guilt-ridden sister and brother find themselves alone in the closet. Their father's voice echoes in their minds, but their bodies betray them. Michelle, trembling, reaches out to touch her brother's throbbing cock, feeling its heat and stiffness. She guides it to her untouched entrance, slowly sinking down as they both struggle to maintain their composure. Their movements become frantic, their moans louder, as they give in to their forbidden lust.