A family find themselves terrorized by their eight-year-old son's imaginary friend.

两个年轻人Johann和Robin在德国旅游，迷失于Brandenburg woods。但他们却找到了彼此。他们来到一个旧的农场，一个母亲带着一个年幼的儿子在那里生活，他们想在这里住上一段。热情好客的母子俩让Johann和Robin住下来。母子俩与他们分…