flashing forward to 2012, leo and teresa, two recently married horror fanatics, visit briarcliff, an abandoned mental institution. while reaching through a hatch in one of the doors to peek a camera in a room that the couple heard noise in, leo's arm is severed. teresa runs to get help, but finds the entryway locked up behind them. when looking for another way out, she discovers a hidden tunnel and encounters one famous serial killer who resided in the asylum, "bloody face", wearing a mask of human skin.