The second series picks up after Edward and Julie have returned from a disastrous trip to Northern Europe, where they find themselves estranged once again following a mysterious fall-out no one is willing to discuss. Julie's days as an assassin are far from behind her as she has slipped back to her old ways, whilst navigating something just as perilous... the dating scene. When Edward's honeymoon doesn't go quite as planned, he must reunite with Julie to take on Spain's corrupt underworld, but can they survive the job and mend the rift that tore them apart?