Trap

Cooper Adams, taking his teenage daughter, Riley, to pop star Lady Raven's concert as a reward for her good grades, notices the unusually high police presence around the concert venue. He learns from a vendor named Jamie that the FBI plans to catch a serial killer known as "the Butcher", having learned they will be in attendance. Cooper is revealed to be the Butcher himself, secretly checking footage on his phone of his latest captive victim, Spencer, in a basement.