When Odilia and her four sisters find a dead body in their swimming hole, they begin a journey across the Mexican border.They have two goals- to return the drowned man to his family and to visit their Abuelita's house and find the father who abandoned the family years ago.In mythical style, the girls must, with the help of the ancient Llorona, defeat winged witches, chupacabras, and vicious half-human owls.