Sonia's trial is underway, and Liz is brought in as the prosecution's star witness. Sonia has a surprise accomplice. Lucy spies Liz in her civvies and immediately suspects something is awry. The defense tears Liz's evidence apart. Meanwhile, Franky and Bridget's relationship implodes as Franky insists on Ferguson's involvement in her murder charge. Then, a surprise letter changes everything.
A nervous Liz prepares for her imminent appearance as Witness X, living in fear that Sonia will surely catch her. Someone discovers Liz's secret; but are they a friend or a foe? Elsewhere, Vera undermines Ferguson's "self-defense" plea in Bea Smith's slaying.
On the inside, Vera and Ferguson must deal with the fallout from Bea's death; while outside, Franky's life of freedom is jeopardized by an obsessive Mike Pennisi. Recovering from Bea's death, Allie returns to Wentworth seeking vengeance against Ferguson.
It's the day of Franky and Allie's break for freedom, but events in the prison conspire against them. Liz panics, knowing that Sonia is coming after her and takes measures to protect herself. Agendas and conspiracies clash as several life-and-death struggles reach their conclusion.
Franky discovers the truth about Mike Pennisi's murder, only to have her hope of exoneration snatched away. Having discovered a connection between Mike Pennisi and Iman Farah, Franky enlists Bridget's help to discover the true nature of the connection. Meanwhile, Ferguson pulls some strings to sideline Vera, and Liz goes to an extreme length to try to get a confession from Sonia. Channing makes a discovery, but his reaction infuriates Will, who realizes why he could not simply quit.
When Will Jackson enlists Kaz and Allie to expose Jake, the effects ricochet through Wentworth, testing long-term alliances, friendships, love and loyalties. When they ask Allie to reveal a secret, she is torn between Kaz and Red Right Hand, and her new friendship with Franky. Vera is forced to put the search for truth before her love for Jake. Franky and Allie formulate a detailed plan of escape, but it will take ingenuity, courage and some help from Franky's dad.