A rare insight into life behind bars at HMP Foston Hall, where more than 300 women are incarcerated for everything from non-payment of fines to murder.

Over half of women in prison are suffering from the effects of long-term emotional, physical or sexual abuse; in an attempt to tackle these issues, Foston's regime embraces a remarkable new prisoner-led therapy group.

A moving look at the emotionally charged difficulties of being a mom in prison; at Foston Hall, Kelly seeks to renew contact with her boys while Lexi has tough questions to answer.