Great Universal Monster Defense War

Yasaka Genichiro, a detective in the Community Safety Division, had stepped back from the frontlines due to a certain incident. One day, a girl calling herself "Space Police" named Joshua appears before him. Initially skeptical of Joshua's claims, Yasaka is forced to believe her after witnessing her unique electrical discharge and detection abilities. He temporarily takes in the orphaned Joshua at his home, where she reveals her next objective: "Monster extermination." Reluctantly accompanying Joshua to her designated location, the two find themselves face-to-face with a giant mechanical monster! With Joshua's appearance, Yasaka becomes entangled in a grand destiny. What is the purpose of these space monsters? And what is Joshua's true identity? The authentic monster battle action begins here!