This article tells the story of Lin Yue, a directly recruited officer, who started from the time when he reported to join the grass-roots composite brigade communications platoon. With his excellent communications expertise, he successively solved equipment failures, solved the communication interruption crisis during exercises, and passed targeted physical training to meet the standards. He led the team to win the double championship in the military district communications competition, led the design of the brigade-level digital command coordination plan, withstood destruction and doubts, achieved full marks in the year-end assessment, and was finally promoted to the deputy commander of the communications company to start a new journey.