In the dimly lit, secretive world of Cinha Boa's gay encounters, a sultry, tattooed trepadeira do roudo, or 'gay butterfly,' seduces a eager, young puta rapariga. The rapariga, a girl of the streets, is more than willing to spread her legs for the tantalizing promise of pleasure and a taste of the forbidden. The mariposa, a gay man with a penchant for seduction, takes his time, teasing the rapariga with his tongue and fingers before plunging deep into her eager, wet depths.