Zhou Guozheng (Lin Baoyi), who had no ambition and a loose personality, although in his thirties, failed in his career and frequently switched jobs; Under the urging of his mother, he resolutely joined the police force. Those who are determined to be "talismans" often make mistakes in their troops and are eventually transferred to Sha Tau Kok to guard the border. During this period, they repeatedly communicate with their mainland sister Jin Lan (Zhang Keyi)
Zhou Guozheng (Lin Baoyi), who had no ambition and a loose personality, although in his thirties, failed in his career and frequently switched jobs; Under the urging of his mother, he resolutely joined the police force. Those who are determined to be "talismans" often make mistakes in their troops and are eventually transferred to Sha Tau Kok to guard the border. During this period, they repeatedly communicate with their mainland sister Jin Lan (Zhang Keyi)