Zain returns from holiday, with his drugs baron girlfriend, Kristen Shaw, and her business partner gangster, Paul Haskew, in tow. He arrives back at work to find the Serious Organised Crime Agency filling the team in on a new lead in the Colombian drug deal. Realising he has to choose between his job and Kristen, he decides to sell his soul - and now there is no going back. Emma and Will investigate when a man becomes worried after he can't contact his mother. Honey is crushed when Will tells Tony that their relationship was only a bit of fun.