The world of a 30 year old creative artist and copywriter is turned upside down when he finds a 6 month old baby boy on his bed with a note that says "Olá Pai" (Hi Daddy). With the help of his best friend, Vasco, Jose Manuel Queiroz (Ze Manel) sets out to discover if the baby is really his son and just which of the many women he's dated might be the mother.