Under the scorching Brazilian sun, a muscular, tanned man in a tiny g-string prowls the beach, his eyes scanning the crowd for potential voyeurs. Spotting a discreet spot, he leans back, spreading his legs to reveal his hairy ass and the thin string of his tanga wedged deep between his cheeks. He teases his hole, slowly inserting a finger, then two, before going all the way with a passionate, public fisting.