相棒のドラゴン「ソラヒメ」と共にド田舎で暮らしていた青年シムル。とある事件を機に“ドラゴンライダー”としての実力を見出された彼は、超エリートであるドラゴンライダーの育成学校「ローナス」に(強制的に)入学することになり……!?
Shimuru lives in the mountains with his companion Sorahime, a dragon. However, when he saves the royal platoon from a chimera, his life takes a turn. Having shown prominent strength, he is forcefully led to enroll at an elite academy in the royal capital. Furthermore, due to having been raised in a super backwater environment, Shimuru ends up frequently causing trouble.