The Best Episodes Written By Catherine Moulton

Faced with an impossible decision, the passengers ready themselves for a fight.

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.

Elisa and Fred are in limbo as the police speculate that an organised criminal gang might be involved. Meanwhile, a mysterious prisoner, Marcus Turner, collects news-clippings about Lucia's disappearance, and Fred's behaviour is suspicious.

Mother-of-two Elisa Blix allows her nine-year-old daughter Lucia to stay over at her new best friend Josie's house. But the next day, when she goes to collect her, everyone has gone and Elisa's world is turned upside down.