The main hero of the film is an electrician with a far greater effect on the people around him than his job defines. He is the last link in a huge energetic system and he becomes the binding bridge between the geopolitical problems of post-soviet space and the common people. The economic devastation of the country had an enormous impact on the industrial workers and yet despite the upheaval, these people did not seize to love and suffer, to have and be friends and to enjoy their lives… In particular our resilient electrician, who possesses a wonderful and open heart. He not only brings electric light (which is often out) to the lives of the inhabitants of this small city, but he also spreads the light of love, loyalty, life and mainly laughter.
林盈蝶是个孤儿，自尊、自爱。在歌厅卖唱，洁身自好。她爱身为警察副局长的李世豪，当得知李世豪必须缔结政治婚姻，不肯屈当情人，宁可忍痛离开他。这时，好友文瑞被控谋杀入狱，她为她奔走翻案，却无果，得知自己身患绝症，便到警察局“自首”，顶替文瑞去死。不久发现自己根本没有得绝症，不过是文瑞和世豪的妻子裴璇联合设计圈套！盈蝶愤怒文瑞的狠心和自私，她靠狱警朋友的帮忙逃出死牢，出现在文瑞的婚礼上，向昔日好友讨回公道！最后，盈蝶的宽容和善良感动了李世豪，找回清白的同时，也收获了圆满的爱情。
