Suspicion is aroused on the ward when a prisoner is brought in under guard having swallowed drawing pins. The nature of his crime divides opinions and friendships between the staff.

Tash Bandara and Kirstie Collins discover the secret behind a girl's mysterious severe stomach ache, and Kath Shaughnessy comes to the aid of the hospital chaplain, Bill Moorcroft, who is struggling with a loss of faith.