一对好基友孟云（韩庚 饰）和余飞（郑恺 饰）跟女友都因为一点小事宣告分手，并且“拒绝挽回，死不认错”。两人在夜店、派对与交友软件上放飞人生第二春，大肆庆祝“黄金单身期”，从而引发了一系列好笑的故事。孟云与女友同甘共苦却难逃“五年之痒”，余飞与女友则棋逢敌手相爱相杀无绝期。然而现实的“打脸”却来得猝不及防：一对推拉纠结零往来，一对纠缠互怼全交代。两对恋人都将面对最终的选择：是再次相见？还是再也不见？

阿男（谢东裕 饰）是一个平凡的男生，出生在一个糟糕的家庭环境中，父亲整日沉迷于酒精，而母亲则依靠赌博来逃避无可救药的现实，家里的两个弟弟，一个品行不端，一个笨头笨脑，全家人里只有阿男像个正常人。一天，阿男的学校里转来了一个名叫丹妞（杨诚诚 饰）的女孩，美丽善良的丹妞很快就吸引了阿男的注意，随着时间的推移，两人之间的距离渐渐靠近，他们成为了校园里令人羡慕的一对情侣。然而，当丹妞了解到了阿男家里的现状后，现实的她选择了离开阿男。失恋的痛苦下，阿男决定对自己的家庭和家人们进行一番彻头彻尾的改造。

林宝生（周润发 饰）是香港富豪，与表妹玉仙（利智 饰）早已订婚。但宝生并不喜欢未婚妻的庸俗，决定逃婚，并要证明自己能独立生活。出走的第一天，他阴差阳错来到了一个慈善晚会，认识了晚会赞助商东东快餐店的老板（夏雨 饰）与其妹妹（张艾嘉 饰），还成为了快餐店的员工之一。宝生与一群善良的同事度过了一段难忘的时光，他也看到了自己价值的存在，与老板的妹妹也产生了感情，但他与表妹的婚期将至，他的真实身份也将浮出水面，而他与老板妹妹的感情又会如何呢？

Ono’s work related destruction to interpersonal, often intimate, human relations. This element was particularly thought-provoking in ?Cut Piece?, one of many actions she did as DIAS [Destruction in Art Symposium]. Ono had first done the performance in 1964, in Japan, and again at Carnegie Hall, in New York, in 1965. Ono sat motionless on the stage after inviting the audience to come up and cut away her clothing, covering her breasts at the moemnt of unbosoming. ?Cut Piece? entailed a disrobing, a denouement of the reciprocity between exhibitionism and scopic desires, between victim and assailant, between sadist and masochist: and, as a heterosexual herselft, Ono unveiled the gendered relationship of male and female subjects as objects for each other.(source: Kristine Stiles,?Uncorrupted Joy: International Art Actions,? in: Out of Actions: between performance and the object, 1949–1979, Paul Schimmel (ed.), MoCA Los Angeles, New York/London, 1998, p. 278.)