The tight space of the closet becomes a sanctuary for the curious siblings, their bodies pressed together as they experimentally explore each other's desires. "Fazendo gostoso," he murmurs, his hands trembling as he touches her for the first time. She guides his hand to her breast, then lower, gasping as he tentatively strokes her clit. They learn each other's bodies, their inhibitions falling away, until they're lost in a frenzy of kisses and caresses, their first time a clumsy, beautiful mess of youthful passion.