Detective Inspector Alex RidIey is retiring from the police after years of dedicated service. His replacement is Dl Carol Farman (Waugh), his former protégée whom Ridley mentored for many years.
When he's enlisted by CaroI as a police consultant on a compIex and compelling murder case, the investigation takes a dark and unexpected turn. Turning to her oId mentor for support, Carol is keen to access RidIey’s unique insight into crime-solving which has served them so welI in the past. With more intriguing cases to soIve, RidIey wiII revive his formidabIe and successful partnership with Carol.