Revenge (S02E16)

The detectives investigate the cold case of a murdered pedophile whose corpse was discovered a few months after the body of a kidnapped boy was found. The young boy was taken from a department store and found dead a month later. The detectives learn that the ransom drop went afoul and the kidnapper sold the boy to a pedophile. After the pedophile told his young victim that he was now the boy's father, the child molester's real son got jealous. And when the child's body was found, the boy's parents did some investigating of their own. Meanwhile, Stillman finally resolves the aftereffects of a family tragedy that has haunted him for years and caused the rift between him and his daughter. (Warner Bros. UK)