In the throes of puberty, a Brazilian teen stumbles upon an intriguing artifact in his home - a bottle of catuaba, an ancient Amazonian aphrodisiac. With a mixture of trepidation and excitement, he takes the bottle to his room, his mind racing with taboo thoughts. The bottle's unique shape and cool touch send shivers down his spine. As he weighs the consequences, his hormones surge, pushing him towards a forbidden exploration of his desires, the catuaba bottle serving as his guide into uncharted territories of pleasure.