Born in Dongduchon, Chil-su is talented in art. While waiting for a wedding invitation from his sister in America, Chil-su quits his job painting theater signs which is his livelihood. He becomes Man-su's assistant. Man-su is in the army serving his military duty. He suffers under the dark shadow of his father. Chil-su gets dumped by Ji-na, a college student, and he loses all contacts with his sister. Understandably, Chil-su feels a little shaken. On the other hand, Man-su is unable to find stability. One night after they finished a large billboard, the two rave around the tower goofing around. However, the police are deployed when they misunderstand and think that they are trying to kill themselves. Through their misunderstanding, Man-su ultimately falls and injures himself while Chul-su is led away by the police.

香港史上赫赫有名的华人探长蓝江（向华强 饰）为人正直清廉，为了捉拿罪犯他不惜冲突了跛豪的场子，结果同事从中挑拨，令蓝江被调到反飞组。专事调查阿飞案件的反飞组是清水衙门，蓝江诸手下眼见其他部门收受“规费”，按耐不住也上街疯狂敲诈市民，惹出诸多麻烦。在舞厅看场的飞哥（张国荣 饰）和女友梁小敏（周慧敏 饰）生活虽然清苦却仍然甜蜜，华人议员家的太子爷一伙时常在飞哥的舞厅中贩毒闹事，双方矛盾暗中逐渐积累。蓝江将涉嫌犯罪的太子爷拘留调查，反而因此险些丢掉公职。另一方面，飞哥也因偷窃太子爷的车被对方殴打。太子爷一伙参与白粉生意，设计将飞哥陷害，困境中的飞哥决定与蓝江合作……

影片由六个风格迥异的故事组成，讲述一群人在除夕当日发生的一连串奇遇囧事。在新年的前夜，或是团聚、或是旅行，人们选择不同的方式度过这充满仪式感的时刻，而剧中的主角们却在旅程中遭遇着各种意外，有被逼婚的、有流落异乡的、也有暴发户装逼遭“雷劈”的。在一串令人爆笑的旅程意外后，人生的答案充满希望的出现在他们面前，在笑泪相伴的故事背后，却是充满真挚情感的惊喜。

父母离异，家庭重组，亲情缺失。小女孩参宿（王亭文 配音）怯怯懦懦，脸上鲜有笑容。父亲（滕奎兴 配音）现在一心扑在新的妻子和出生不久的小弟弟身上，对她充满敷衍。远在他乡的母亲似乎开启了新的生活，拒绝对这个女儿施以哪怕一丁点的爱的恩惠。阴晦的日子里，参宿随同家人登上了六天七夜的海上游轮。狂风暴雨，怒浪滔天，女孩悲伤的心情被不断放大。当那团有如乱麻一般的龙卷风出现在海面时，母亲的歌声从远处传来，而参宿也消失在无尽的夜色之中。当她再度醒来时，发现自己身处海底的某个奇怪地方，光怪陆离的深海大饭店内，奇形怪状的食客们一边抱怨一边大快朵颐。而唯利是图的老板南河（苏鑫 配音）则自顾自做着他引以为豪的所谓创新菜。参宿的到来，给南河带来了无穷的混乱与麻烦……