The relationship with monsters-The Rider adventure begins now.
This is the world where humans and monsters exist. Those who hunt and crusade against monsters are called hunters, and those who establish a fetter relationship with monsters in a corner of the hunter world are called "riders". The rider holds a "fetter stone" that can awaken the monster's hidden power, and lives a secret life with the "follower beast" that has established a fetter relationship.
The dream of teenagers living in the rider village "Hack" is to "become the first rider in the world". /kloc-リュート, 0/2 years old, intends to find the first "follower beast" by himself before awarding the "fetter stone" ceremony.
He and his kind childhood friends シュヴァリァァナビルルリァリ.
The story of the relationship between "rider" and "follower" begins now!