An alcoholic small-town police chief's life is shattered by unspeakable tragedy.

Wracked with guilt, Jim attempts to bury his grief by continuing with the murder investigation of Dr Susan Bouchard. Instinctively believing it's connected to his own tragic loss.

Jim wakes up after a drunken blackout to find his daughter, Anna, has disappeared. Elsewhere, Whitey decides to tidy up a loose end.

The Worth family reunite to say farewell to a loved one. Mrs Bradshaw faces a difficult decision after learning that a damaging story has been leaked to the press.

Jim is banished from the family home and Angela takes the family's safety into her own hands. To lure Jim into his sights, Whitey executes a ruthless plan.

Whitey visits the Worth home to exact his revenge but finds himself suddenly on the back foot. Gagnon is confronted by Elizabeth regarding his interest in bringing Jim down.

Anna and Whitey grow even closer, as Angels calls on Jack to finish what she asked for. Elizabeth uncovers a dreadful event at a nearby reserve.

Jack looks to interrogate Frank, all the while Anna tries to escape from Little Big Bear. Elizabeth discovers a key witness but Gagnon exploits her weakness.

The truth is finally revealed. Somewhere in the English countryside, Jack Devlin works a case that will, ultimately, have tragic repercussions.

Leaving a trail of broken promises in his wake, Jack sets out to take his revenge, while Angela seeks to bring Anna home.