In the world of Felicidad farmers known as Farmagia raise and command monsters, who live in harmony under the watchful eye of the Magus Diluculum. This peace brought prosperity to the land until the death of the Magus, which drew opportunists seeking to use monsters to seize power for themselves. The spreading conflict reaches the town of Centvelt, forcing resident Farmagia Ten and his friends to join the battle against the despotic new ruler Glaza.