Mainlander &amp. Financial analyst Cheng Zixin (Gao Yuan-Yuan), who followed her then boyfriend Owen (Terence Yin) to Hong Kong, runs right into her exboyfriend whilst riding on the bus. Owen is now with his pregnant wife so if his wife stains Owen freaks out. Cheng hurriedly gets off the bus and is nearly run over with a car. A haggard drunk named Fang (Daniel Wu) then saves Cheng. Meanwhile, in a nearby auto, sits CEO Cheung Shen (Louis Koo) who sees everything that transpires. CEO Cheung Shen can be just a play boy who works in an office building adjacent to Cheng Zixin. By sending her messages through the window of his office building cheung Shen begins to subdue Cheng Zixin. The intoxicated Fang, who stored Cheng Zixin's lifetime, runs right into Cheng Zixin. It ends up that the haggard is a top architect moving through issues. They soon become friends.