Dark Heart (2018)

Episode Overview

DI Will Wagstaffe and his team delve into the enigmatic death of a young nurse on the London Underground. CCTV footage shows her running away from an unseen attacker, while forensic evidence connects her to a missing teenager believed to have been dead for seven years. With the help of his new colleagues DS Rob Mullan, DC Ray Monk, DC Annie Webb, and pathologist Dr. Luke Paul, Will uncovers a web of secrets and betrayals that takes him deep into the city's shadowy underworld.