Robert Allen Mukes

The team investigates a series of gothic, ritualistic murders in Oregon.

With Finch missing – kidnapped by his hacker nemesis, Root (guest star AMY ACKER) in last season's finale cliffhanger – Reese enlists Detectives Carter and Fusco to join the search for his friend on the second season premiere. But can they continue without him? Meanwhile, The Machine never sleeps and issues a new number to Reese. KEN LEUNG (Lost) guest stars as the latest Person of Interest.

Grissom and his team look for a killer after the remains of a young boy who starved to death are found in a plastic container.

Hetty goes rogue, leaving the NCIS team completely in the dark, and the mole kidnaps one of the agents.