Plump and confident Mary Butterfly, with her devoted husband Alexandre, takes to the streets of Ubatuba, SP, flaunting her curves in a daring display of exhibitionism. She delights in offering herself to eager onlookers, her massive breasts bouncing freely as she strolls. The couple surprises a fruit vendor with Mary's bold purchase, her naked body glistening in the sun, leaving the poor man flustered and the husband watching with a mix of pride and jealousy.