Chen Kai is sincere in his beliefs and decisive in his actions. In order to carry out top-secret tasks, he deliberately bears the infamy and pretends to betray Daxia, and is criticized by the world. After the mission was successfully concluded and he was about to return to the team, his wife Huo Xiaomiao mistakenly believed that he had killed his daughter with his own hands, and she was devastated and arrested him with her own hands. The heroes who used to hide and lie dormant for their country could only return to Daxia and wait for the judgment to come.