The Legend of The Silver Dragon

Synopsis: In a land filled with all possibilities , where the strong prey over the weak, people fight alongside with their "Vgards" also known as "Guards". Guards are existences in which are transported from another dimension call "Krei" Humans makes contracts with those existences to fight along with them,aApparently our MC happens to have gained a fortuitous encounter (as always) Join our MC at his path for revenge I know you didn't. Understand the synopsis so just read the novel already =)