Having failed with Ludo, MI6 try to lure Dan out of the embassy by setting up an internet-based honey trap. Meanwhile, the CIA have placed a mole in the embassy who is leaking staff secrets and framing Dan for it. As a result the staff start acting extremely secretively, so Ludo, who is eagerly awaiting his birthday, starts expecting a huge surprise party. Birthday plans have to be put on hold though, as MI6 and the CIA get closer to Dan, so Ludo and Dan's hapless lawyer Lorna has to intervene. (thetvdb.com)