『Hello, I'm Nova Cat the biorobot, but you can call me Novi.』

Nova Cat is a catgirl biorobot with a physiological internal structure. She has a powerful AI and is responsible for managing an entertainment mall located on the outer edge of the Earth's ring "The Club".
She has several Biorobot colleagues:
Beyond Shark
Loop Elk
Celestial Faeries
Comet hound
This is a large-scale cosmic entertainment arcade, with game rooms for children and adults.