Unforgotten (2015)

S3E5 Episode 5

James, Tim, and Chris are confronted about their false alibis concerning the night of Hayley's death. Pete discloses that he witnessed Eliot entering the holiday home through a window on New Year's Day, leaving James to grapple with the haunting thought that his son could be responsible for Hayley's demise. Meanwhile, Fran deciphers a message in Hayley's diary, indicating that she had an encounter with a local drug dealer on the evening she went missing.