Kevin T. McCarthy

The murder of a rare bookseller brings Jane and Maura into the world of Keltic writings and coded confessions, just as Maura is preparing Jane to meet her new man. Angela's relationship with Cavanaugh changes pace.

Sarah, Tommy and Saul make a crucial mistake while trying to retrieve funds to save the family business; Nora overcompensates over the holidays.

Horatio must protect a Mexican police chief from the unknown assassin responsible for her husband's death.

When a convicted murderer from Mick's past is released from prison, Mick must have the truth of his immortal identity revealed to Beth.