Jae was born an illegitimate son in Haelun'or, He was given away from his real parents to a small farm where he had to train his swords skills and keep the farm in good condition. He got told as a kid that when he gonna grow up he would be a real hero who protect his queen. When Jae was 12 he was recognized as the most talented swordsman. His master saw potential in his fighting style, Jae ended up using a unique ue swordsmanship style that makes use of twists and turns which needed a twisted blade. When he was 16 he met a girl named Carola Grimm, His destiny was to protect her from the danger she may encounter. He was close to Carola, and after a few years when he was about to confess his feelings he witness the kidnap of his crush. At age of 22, he and a group of swordsmen by his command began the mission of rescuing Carola, In the fight, When he was near to death he went berserk, He killed 3 enemies and fainted. When he woke up at Grimm's house he was told that he can stay here no longer, They were scared of his crazy site, but they gonna let him stay here till he's gonna be all healthy. Grimm gave him his sword, food, and some money. As he was leaving he met Carola one last time, Instead of hearing words saying that he's a hero he heard that he's a monster, He lost his ambitions. He wandered around the world doing small jobs to survive.
