Night hangover returned to home advertising company staff Qin Wei (Sun Jian decoration), after going back home by the wife Li Qing (Baibing act the role ofing) questions, because in the street a hangover is college girlfriend chenna (Pan Shuangshuang decoration) found with home sober so night did not return, in desperation compiled stone and colleagues in the company to work overtime lies, however, make a person accident is, colleagues stone house unexpectedly the murder occurred... Because of a "me yesterday and stones together to work overtime" and was involved in a murder in the holocaust. Many times we are forced to lie in an environment, and "lie" is a kind of good performance. Sometimes careless lie, is likely to lead to a series of butterfly effect......