World Chronicles 6: What is GUM? (Pixiv Fanbox)

-FICTIONAL WORK-

GUM is an artificial weapon created by enhancing the sea slug DNA and making it remotely controlled. It usually acts as the underwater police of KRON. If a crime happens near a GUM particle, It will gain mass from no where and emerge from the reef to stop the unwanted event. For example, executing a girl who is breathing from a breathing device without a government approval…