According to legend, during the ancient Amaro century, all living things in the world underwent a major evolutionary history, but none of them succeeded in evolving. However, the ones closest to success were the wolves.
However, through hundreds of millions of years and generations of continuous evolution, the wolves have been able to control their own energy and make it freely retractable and transformable. In order to adapt to today's living environment, the wolves can only live anonymously among humans and achieve a peaceful and peaceful life. However, the wolves can Unable to settle down, they have to move to a new town after a few decades. Like humans, the wolves go out to work during the day and sleep at home at night. They never interfere with the normal life of humans. As a result, wolves exist all over the earth, but humans do not feel their existence at all, until...