At a summer camp for youths, cockey pre-teen calls out the name of mass serial killer "Madman Marz". Suddenly, counselors are being maimed and slaughtered in various ways by the backwoodsman who has returned when his name was called.
Felipe just wanted peace, to enjoy his July vacation away from school and, his classmates, and their cruel nicknames about his weight. The problem is that his mother decides to host Caio, his neighbor and former friend, for fifteen days. Caio, who is now a annoying teenager, brings out Felipe's insecurities. Over time, Felipe's resentment toward his neighbor turns into friendsh...