Zhang Qishan, a young man with hate for the country and tangled in family feuds, heads tp Changsha for the first time and meets young master Er Yuehong, who is armed with special skills. Through rummaging through mysterious places and battling against escape rooms to go against warlord Zuo Qianzhi, they uncovered the truth about a "monster." This is the story of protecting a city....

When the Nie Clan of Qinghe faces the danger of the Blades Shrine, the elder brother Nie Ming Jue leads his younger brother Nie Huai Sang to fight for repairing the shrine, and finally protects the family. In the story, the two brothers joins hands to resist difficulties. During the adventure, there are contradictions between them. Nie Ming Jue dislikes his younger brother’s timidity, and Nie Huai Sang accuses Nie Ming Jue’s arbitrariness. Although there are contradictions, in the face of danger, Nie Ming Jue tries to sacrifice himself to save Nie Huai Sang, and Nie Huai Sang never abandons his brother. All these help two brothers step towards reconciliation....