The hunt is on for Edward, who has fled to England. Meanwhile, Julien and Genevieve plot an audacious move to try to turn Constantin and take down the Brigada.

With Alex dead Emma’s only hope is to find her other son Will. And when Julien and Zsofia look to Kamilla and her husband, a new lead is uncovered and a dramatic discovery is made

As Julien and Genevieve outmanoeuvre Constantin, the Brigada make their own move and as Julien uncovers their inside source things lead to a dramatic conclusion.

Julien Baptiste travels to Hungary to help the British ambassador, Emma Chambers, find her missing family. When a body is found, the pressure is on to save Emma’s two sons.

Julien is searching for missing sex worker Natalie Rose. He meets Edward, Natalie's uncle, and the two men delve into the criminal underworld of Amsterdam's red light district.

Natalie reveals the full shocking truth about Edward and Julien has to tread carefully. When tragedy strikes, Julien becomes determined to uncover Edward’s true motives.

Julien confronts Edward and has to take drastic action to protect his family. But a personal bombshell forces Julien to face some secrets from his own past.

With Will safe, Emma and Julien hope to discover the identity of Gomorrah, but instead discover another attack is planned. Now, the pair must race against the clock to prevent it.