Reincarnation of the lost blood is a story about a man that seemed human but in reality he was nothing but a Zeranoim's (a dragon-like beast that's totally made up in this world) descendant and was only in earth to fulfill 1 thing, and that's to protect it, but he suddenly gets transfered into his old wolrd where he was born, in a body that is now his leaving his old body with a new soul. What will he be doing?