After being in desperate need for money to help his wife out, Arkin decides to rob the safe of the man he's working for. But things take a dark turn, when he finds out that there's a deranged criminal who targeted the same house and planted deadly traps in it.
After narrowly escaping from the clutches of a serial killer known as The Collector, Arkin is forced to help rescue the young woman Elena when she gets captured by the same deranged criminal.
A continuation of the events of the previous two parts The Collector (2009), and The Collection (2012).