Only Connect, Part One

E1

DS Sean Stone's manner alienates all those who work with him, but his unorthodox methods could hold the key to finding a missing girl.

Only Connect, Part Two

E2

The search for Taylor Davis takes an unexpected turn. Sean is forced to question his methods - and faces a shocking surprise.

Off Radar, Part One

E3

Sean is convinced he has found the third victim of convicted killer Leonard Vance. He gets a confession but Vance is unable to locate the body.

Off Radar, Part Two

E4

Sean uncovers inconsistencies in Vance's confession and realises that Vance is just another victim - the real killer is still on the loose.