An anonymous call puts Detective Sergeant June Lenker in the path of the formidable Daniel Hegarty

Convinced there's a link between the emergency calls, June sets out to prove a theory—but Hegarty stays one step ahead

A horrific incident lands June on Hegarty's team, giving her a way to win his trust while secretly digging into the Errol Mathis case

Pressure mounts on June from all sides as she makes a breakthrough in Errol's case

June's personal life suffers collateral damage when her son is targeted

A shocking revelation compels Hegarty to find his daughter. June uncovers a game-changing piece of evidence

The events leading up to Errol's 2011 arrest reveal a hidden history

A wave of public outrage pushes Hegarty and June to work together before it's too late