Leo Luo swears to protect his country, even at the expense of living in anonymity. A well-decorated agent of a government-initiated elite organization HIM, "Highly Imperative Mission", he is praised and admired by his peers for his impeccable track record and squeaky clean personality. Cold, calculating and indifferent, Luke finishes the most critical missions, swiftly and efficiently. But his biggest mission comes in a 5 feet 4 inches trouble magnet - Lulu Bai. Beautiful, wealthy and a tabloid favorite, Lulu is an out of control A-list actress who happens to know all the wrong people. Trapped in a foreign territory and a pawn to a dangerous political affair, she has no choice but to put her life under a stranger's care. Will Leo be able to keep her safe under his watch? Will Lulu be able to keep herself out of trouble? And will they be able to protect themselves from being caught in a web of complicated feelings?