This film tells the story of the work and life of energy workers who are working hard to keep their country electrified, their lives bright, and their hearts burning. Mendea is a 4th-grade mechanic. He loves his job as a electrician who distributes electricity to homes and also loves Saran, a beautiful girl. However, Saran did not truly love the young man with the colorful uniform, the busy schedule, and the average salary. Saran met a rich company director and cheated on Mendea. When her love failed and she was in pain, Burne, who had worked with Mendea before, but who was not good at his profession and earned money by stealing, came and convinced him to do a big illegal job. When Mendea arrived a little late to her teacher, Burnea, who was in a hurry, made a mistake while connecting the electricity and got into a serious accident. When Mendea arrived at the last moment, she was able to save Burnea's life.

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