Umareta Chokugo ni Suterareta kedo, Zense ga Daikenja Datta node Yoyuu de Ikitemasu: Saikyou Akachan Daibousou  

Reus was born into good parents but was left behind soon after birth because of a mistake in measuring his magical abilities. Despite this, he had exceptional memories from his past life as a renowned sage who could fly, converse, walk, and more. Along with his dragon companion, Lindworm, he embarked on a journey that allowed him to grow into a person while enjoying his newfound freedom.