Lin Hui, a veteran finance director nearing retirement, is publicly fired by the newly appointed manager. She calmly completes the handover and leaves with composure. Just three days later, the company's entire core financial system collapses, threatening enormous losses. At this critical moment, the headquarters audit team arrives to ask her to come out of retirement and help. With her expertise and sense of responsibility, Lin Hui turns the situation around, repairs the system, reconstructs the accounts, and helps the company overcome the crisis while pushing for the establishment of standardized internal control mechanisms.