Took part in the Iraq war, the British veteran Jonathan Pine (), retired as The Night Manager at a luxury hotel in Cairo, Egypt. Jonathan fell in love with a mysterious woman in the hotel, Sophie. Sophie is the mistress of the largest arms smuggler in the area. She gave Jonathan a copy of Richard Oslo Roop, a tycoon of the British arms black market. () confidential documents to his whereabouts British intelligence informer, but Sophie did not take long because the leak was killed in the hotel room. Distraught Jonathan also transferred to work in a hotel in Zermatt, Switzerland.
Four years later, Jonathan arms chiefs went to the inauguration of the hotel resort, British female intelligence officer Angela Bull () initiative to find Jonathan, I hope he can join their own organizations to help them investigate the hotel's underground intelligence network and the arms trade. So, in order to avenge Sophie, in order to penetrate the inside of the arms boss, he also turned himself into a criminal undercover
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