A teen girl's psychotic ex-boyfriend follows her friends to Redsin Tower, where a night of partying quickly becomes a fight for their very lives.A teen girl's psychotic ex-boyfriend follows her friends to Redsin Tower, where a night of partying quickly becomes a fight for their very lives.A teen girl's psychotic ex-boyfriend follows her friends to Redsin Tower, where a night of partying quickly becomes a fight for their very lives.