 Billy warns that Nick has bought a "death sentence" for his family, and reveals that Joe Darley was his brother.Nick immediately calls the police detective assigned to Brendan's case, Jessica Wallis, who is already aware of what Nick started, grants Nick's family police protection, and issues APBs on Billy and his gang.That night, the officers at Nick's house are stealthily killed, but by the time Nick realizes, he finds the gang members are in the house.