A high school girl named Riley has the ability to travel back in time and uses this power to save her friend who commits suicide. A high school girl named Riley has the ability to travel back in time and uses this power to save her friend who commits suicide. A high school girl named Riley has the ability to travel back in time and uses this power to save her friend who commits suicide. A high school girl named Riley has the ability to travel back in time and uses this power to save her friend who commits suicide.