Mainlander &amp. Financial analyst Cheng Zixin (Gao Yuan-Yuan), that followed her then boyfriend Owen (Terence Yin) into Hong Kong, runs right into her ex-boyfriend whilst riding on the bus. Owen has become along with his pregnant wife so if his wife stains Owen she freaks out. Cheng hurriedly gets off the bus and is run over by a car. A haggard drunk termed Fang (Daniel Wu) then saves Cheng. In a nearby car, sits CEO Cheung Shen (Louis Koo) who sees all that transpires. CEO Cheung Shen can be a playboy who works in a office building directly next to Cheng Zixin. Cheung Shen soon starts to woo Cheng Zixin by sending messages through the window of the office construction to her. The intoxicated Fang, that rescued Cheng Zixin's life, runs right into Cheng Zixin several weeks after. It turns out that the haggard that is intoxicated is a architect going through issues. They soon become friends.