The Deal 2015 Tae soo has been a lazy policeman, but accidentally he runs into Kang cheon, whose car is covered with blood Tae soo suspects the worker to be the serial killer that kills young women for months It is revealed that Kang cheon killed Tae soos sister as well Kang cheon is sent to prison on a life sentence Seung hyeon, Tae soos brother in law wants to take revenge on Kang cheon, and makes a deal with a prisoner to kill Kang cheon in prison