Carmichael receives intel that a British journalist, Nicola Gough, and an internal source, codenamed 'Tacitus', are arranging to meet, and he informs Hanna and Jules that they are to embark on their first mission - to 'intercept' the journalist before she can meet with Tacitus. Marissa finds herself in Camp G, Morocco, where she is kept under close watch, whilst in London, Hanna and Jules, pose as university students at the London university where Nicola's partner, Bethany, works. Jules expertly manipulates Bethany into inviting them both to an event at her and Nicola's home. Carmichael discovers that 'Tacitus' is travelling to Barcelona to meet Nicola and has a crucial target list in his possession. Sandy is overjoyed when she and Clara are selected to kill Tacitus and retrieve the list. Jules lets slip to Hanna that Clara and Sandy are en-route to Barcelona, and Hanna grows increasingly suspicious. At Nicola's house, Hanna overhears that Nicola will be meeting her source at Hotel ...