On a New Year's Eve, an aged man who filed a lawsuit against himself gets an unexpected visit by his sexy neighbor, a half-naked lady that had to face the power-cut in the middle of her shower.
双胞胎兄弟，一个是一家濒临破产的小厂的工会主席，单身独居陋室，另一个是该厂上面集团公司的负责人，出入小车，豪宅娇妻。厂里不给解决宿舍问题，一位年轻女工来找工会主席，可怜的单身汉不得不与之分享陋室。厂子撑不下去了，在大伙的要求下，工会主席硬着头皮去找兄弟帮忙，结果碰了一鼻子灰。情急之下，工人们决定施以掉包计。好戏就此上演，结局出人意料。
