The Rise of the Cat Demon

This is my first time writing, so let me test the depth of the water first. Please don't abuse me. Fandu is an ordinary scientist who could not be more ordinary. In the future, humans have invented genetic medicine. And continue to improve. From the fourth generation of genetic medicine, it has become possible to be immortal and immune to all kinds of diseases. Spacecraft. Warp drive. It has long been as common as cabbage. The warship guard is equipped with dark matter engines.