When an unyielding new Justice makes a surprise arrest, Margaret and Nancy must race to find witnesses to give evidence against Lydia Quigley. Could this finally be their chance to get Lydia to pay for her crimes?

While Charlotte struggles with horribly divided loyalties, the community gathers to share its grief. Tempers flare and the women rally against the injustice of the judiciary, with devastating consequences for Nancy.

Margaret must focus on business but a visit to the Pleasure Gardens leads to an unexpected confrontation. Charlotte tries to secure a powerful ally and gain Margaret's approval, while Lucy falls under Fallon's spell.

With the doors to Golden Square barred by the authorities, Lydia must try every trick in the book to get back on top. Can Margaret and Nancy secure the witnesses they need before she once more gains powerful protectors?

Lydia draws Charlotte deeper into her web, but should Charlotte compromise herself in the hope of catching Lydia red-handed? Lucy finds herself playing a dangerous game with Lord Fallon, which could have disastrous consequences.

Trapped inside Golden Square, Charlotte's future looks bleak- - unless she can convince Lydia of her loyalty. Meanwhile Lucy makes a terrible mistake and Margaret must risk everything to save both of her daughters.

Margaret's family reel as they discover how dire her situation is. Margaret awaits her fate while Charolette desperately implores allies and enemies for help, but Lydia is contriving a way to end their feud for good.

The women galvanize themselves into taking action against Lord Fallon, leaving Lucy in a difficult position. But will Lydia get away with what she has done, or will justice come knocking?