Arriving at Carlingford Prison on the same day, Kelsey, Orla and Abi are thrown together to face an unfamiliar world. But even with the ever-present threat of violence within its walls, they discover that an unexpected sense of community, and a shared understanding, still might be possible.

• Bella Ramsey
• Siobhan Finneran
• Jodie Whittaker
• Tamara Lawrance