In the fictional Republic of China era, "Linchuan City" on the southeast coast of the mainland is a port city where concessions and Chinese borders coexist. The "Beiyang Military Government" in the north confronts the "National Revolutionary Government" in the south, and all forces gather here.
Gun murders occur frequently in Linchuan City, and Ji Xuanwei comes to investigate.
Shen Hu, a teacher, inexplicably appeared at the scene of the shooting.
Intention: Firm in ideals and move forward fearlessly