The Girl Who Controls the Lin: the First Formation of the Immortal Phoenix

This is a long-lost continent. The people living on this continent use the beasts of the Lin Beast Clan to enhance their own strength. While killing and raising them in captivity, they also try to get the secret of why those creatures are so powerful. In order to protect themselves, the Lin Beast Clan had to wage war with the human race all day long. Until one day, a human tribe member broke a taboo with a lin beast from the orc tribe, and a combination of the two tribes was quietly born...