Beth's husband Tom, a village doctor, is arrested on suspicion of being a serial killer. His wife investigates with his best friend and more evidence emerges, forcing her to question if she really knows the man she married.
Genre: Drama, Mystery, Thriller
Cast:Julie Graham , Annabel Scholey , Jack Farthing , Morgana Robinson , Luke Treadaway , Benjamin O'Mahony , Alara-Star Khan , Freya Duffy-Allain , Elizabeth Roberts , Angela Griffin , Hari Dhillon , Shobna Gulati , Tim Daish , Eben Figueiredo , Danusia Samal , Molly Harmon , Livvie May , Noeleen Comiskey
Beth's party for husband Tom is interrupted when the police arrest him for the murder of his ex-colleague. She secures Tom's release with an alibi but, just as the couple reconciles, she finds unsettling proof of her husband's double life.
Beth seeks proof of Tom's infidelity from his friend Adam, police connect him to another murder. Tom admits to his affairs but not killing Katy. She connects Katy to a local drug dealer, leading to a tragic confrontation with the police.
During a school event, the Fairchild's past scandalous sex life becomes public, while DI Edgeworth goes rogue to gather evidence against Tom. Beth makes a shocking discovery and plans her escape.
A year later, Beth marries Adam a midst police presence and high tension. A secret encounter with Tom prompts Beth to discover the truth behind the murders and take drastic measures in order to protect her family.