A Dragon Master Who Was Driven Out Of His Country Accidentally Becomes Matchless In The Neighboring Country That Picked Him Up. ~How A Puny State Became A Paradise For The Continent's Strongest Dragons~

The series is about the old man Breed, who is fired from his job and exiled from his country. His dragons follow him, however, and so begins his journey to reclaim his glory.

(Source: Anime News Network)