This is a story about human, giant cats and mice. Giant cats are human being’s loyal friends and mounts. Human ride the giant cats when hunting, and the giant cats protect human all the time. But evil giant cats and their masters also exist. The mice’s castle is settled underground. Their kingdom is very prosperous at the beginning. It’s all because of the magical crown of the mice King. You can get anything you want once you own the magical crown. But the good fortune always won’t last long… Human don’t know the existence of the mice empire at first. They find the underground mice empire by accident. Greedy human begin to attack the mice and try to get the magical crown. Mice warriors guard their territory with lives. But more and more mice sacrifice under fierce attack by evil human. Human suffer great losses, too. And rare people know about this history.
As time goes by, human civilization keeps changing. Finally an ambitious adventurer knows about the mice empire and magical crown. He rides his giant cats and barge in mice’s underground castle. Mice king don’t want human kill mice any more. He presents his magical crown on his knees. But this is just the beginning f human’s nightmare…