 Twenty billion in US aid has disappeared from Russia. Meanwhile, MI5 is called in to deal with the theft of a billion dollars from a well known bank - that also handles government accounts. A former KGB officer turned Mafioso is pulling strings in the bank - and possibly in the government - to launder the cash. Danny goes undercover as a commodities trader to find out what the bank and the chancellor s office aren t telling the team. Meanwhile Danny s relationship with the doctor continues to develop, and Zoe gets a pleasant surprise - and then a nasty shock - about her banker beau.