The sudden arrival of Detective Leila Hussain shakes up Port Devine, but only Inspector Finn O’Hare knows the real reason Leila’s been transferred.

When a burglar claims he saw a dead woman in a farmhouse, Leila and Finn call on elderly couple Gerard and Brenda Smith. Gerard claims Brenda is abroad, but Leila smells a rat. Finn warns Leila to tread carefully; being heavy handed with a well-loved neighbour could alienate the locals.

As Leila waits to hear if Callum has blown her cover, taxi-driver Barry drives into a young woman who flees the scene of the accident. Barry’s bad day gets worse when Concepta spreads rumours about his ‘dangerous driving'.

Lovestruck Callum is jealous of Leila’s handsome ‘friend’. Finn has more serious concerns, convinced the visitor is here to do Leila serious harm – and she’s gone missing.

When Clint jeopardises his wedding, secret lovers Finn and Leila sort out the mess. But their romantic plans are scuppered by the reappearance of a face from the past.

Former Judge Ginette Prince sent a lot of dangerous people to prison in her time so, when someone sets fire to her home, the police officers wonder if the motive is revenge. However, Ginette’s been retired for years and the criminals she put away are no longer a threat, so vengeance seems unlikely.

When his wife’s former lover is arrested for assault, Finn can’t hide his jealous feelings – which makes Leila wonder if she’s made a terrible mistake.

Ex-lovers Finn and Leila are thrown together again when his daughter Niamh goes missing. Finn is taken aback when Siobhan reveals that Niamh had an older boyfriend back in Belfast – has she gone to see him? The stakes are raised when Callum finds CCTV of Niamh being taken away in a van on the way home from her friend Joanne’s house.

Callum discovers that his girlfriend has been telling him a pack of lies. Meanwhile, Finn faces the most difficult decision of his life.