Lin Yue, a top-tier mechanical repair technician, worked for four years at a state-owned diesel engine factory—single-handedly fixing countless imported machines—yet remained a temporary worker due to lack of connections. When he warned in advance about hidden dangers in automated equipment, he was mocked; after the equipment exploded, his cousin Zhou Qiang and father-in-law Zhou Xiaozhong joined forces to frame him, landing him on the layoff list.