The Sixth Precinct's search for the killer of a fellow officer is derailed as Annie Reilly creates a rift in the Corcoran home. Meanwhile, Madame Eva Heissen – attempting to preserve a secret she has carried for months – discovers an unlikely ally in General Brendan Donovan. Elizabeth Morehouse soothes her troubled conscience by aiding the Freemans in their quest for Sara's mother and Francis Maguire finds himself crossing paths with his old friends – to surprising results.

A murder demands Detective Kevin Corcoran work closely with an unlikely partner as General Brendan Donovan is eager to close the case cleanly. Meanwhile, Robert Morehouse makes a difficult decision regarding the trial of Kennedy, leading to a surprising change in the proceedings. With spring on the horizon, the Freemans welcome a loved one back into their arms and home; while Madame Eva Heissen and Ellen Corcoran discover shared secrets they both wrestle to keep hidden.