Hired Gun /ˈhʌɪə ɡʌn/ noun NORTH AMERICAN (informal) a hired bodyguard, mercenary, or assassin.

It was Rose's dream to get chosen for Exchange. She just never planned on it being Mason Tanner's. With an undeniable dislike for each other, Mason Tanner and Rose Pierce, two polar opposites, have their worlds thrown upside down when chosen to go on the same Exchange programme together. Thrust into a world of aeroplane flights, boarding school, British teenagers, and the beautiful chaos of London, Rose and Mason are forced to discover that more lies beneath the surface and their worlds are drawn dangerously close. Hidden passions, haunting pasts, and a whole lot of arguing. Could a city change everything?