Detective Ambrose investigates a tragic yet suspicious car accident on the outskirts of Dorchester.

Ambrose looks into Jamie and Nick's relationship before the crash. Jamie begins to unravel.

Ambrose investigates Jamie's past; Leela gives birth as Jamie's anxiety reaches a breaking point.

Ambrose pursues Jamie through New York City and tries to prevent another hugging.

Ambrose urges the NYPD to investigate Jamie for a new crime; Jamie struggles to salvage his life.

Jamie pays Sonya a surprise visit; Ambrose goes to extreme lengths to get a confession.

After a major turn in the case, Ambrose's tactics are scrutinized.

Jamie seeks vengeance, putting him on a collision course with Ambrose.