True Romance, Pt. 2

S3 E7: Fitz asks DCI Wise to replace him with Irene Jackson, as the killer may stop killing without his individual attention. Janice changes tack and lures Fitz's son to her flat, but when the police catch her, she is alone. With Mark Fitzgerald's life in jeopardy, Fitz must use all his powers of interrogation in finding his son before it's too late.