Two married couples become increasingly agitated with each other as they find out things about each other's past, while one of them is reviving disturbing packages from an unknown source...

A man finds out the child he has been raising for 9 years might not be his son after all. They then set out to find the real biological father....

　　皮佐法科尼的警局陷入一片混乱，四名涉嫌贩毒的特工被撤职，警局必须在年底度过难关，但偏偏有人挑战局势，卷入一起谋杀案......