Heavily pregnant Chloe arrives at BPS Bridewell awaiting trial. Terrified and alone, she is taken under the wing of habitual offender Laura. Meanwhile, prison officer Caleb has a rough first day, but the staff have bigger things to worry about.
While Joyce is preparing for her parole hearing, her lover Idara suddenly is shipped out. Laura and Chloe are moved to the McKeown house where also the intimidating Sherri is located. Sinead wants to know more about Alison's accident.
Full Moon Friday sees the inmates granted more leniency than usual. Elsewhere, finding herself in trouble with Sherri, Laura sinks into depression and not even Chloe can lift her spirits.
After the terrible incident, governor Darby has to answer some questions. To make things even worse some lagger must be in the prison and has leaked footage. Chloe goes into labour.
Governor Darby faces her biggest challenge yet when Laura's brother turns up in a digger, hell-bent on revenge. Following an emotional and uncomfortable visit, Amira is rocked by a startling revelation.
The girls are visited by a group of ex-offenders who tour prisons trying to convince inmates to go straight. Alison's supposed accident comes under fresh scrutiny. Governor Darby plans to raise morale by introducing tag boxing, prompting a backlash.
The women see a different side to Sherri after she undergoes specialist mental health treatment, and a stressed Brian resorts to desperate measures in order to cope.