There is great excitement at Broadmarsh Prison as governor Margaret announces the annual prison choir competition. Helen is persuaded to audition and is certain to be made the lead vocalist until the surpriseappearance of Virna. Meanwhile Laura and Justin are worrying about finances and incompetent lawyer Tony is suspicious of Henry's motives. Widow and Entirely Tiles MD Mrs Bridges makes an interesting discovery. The inter-prison sing-off is judged by Tony Blackburn and the Broadmarsh Prison ladies are excited to see a singing regular from Woolley Grange Prison - Nigel.