Episode 4

S1 E4: Karen is held in custody and appears increasingly guilty. Forensics reveal fibers matching her to Matty’s jacket, and she is forced to admit to confronting the boy shortly before he died. Matty’s ruthless bullying had led to Bethan’s attempted suicide, uncovering a powerful motive for a mother to murder. And Beth’s records had been altered. As a professional social worker, Karen had access. Was altering them the act of someone covering their tracks? Was Beth somehow involved?