Battle of Realms

In the 21st century, a certain month, a certain day. The Earth actually produces bright white "planetary rings". Later, it was recognized as the planetary realm. Every creature is born with a God-given domain. Different fields have different capabilities. Potential also differs between fields. Humans fight against similarly evolved alien beasts. Continuously develop areas. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.