A young man who had surely died in an accident, was reborn in another world as a baby. After that, he was picked up by the patriot hero Sage Merlin Wolford and was given the name Shin. He was raised as a grandson by Merlin and soaked up Merlin's teachings, earning him some shocking powers however, when he became 15, his grandfather Merlin said, I forgot to teach him common sense An abnormal boys unconventional other world fantasy life starts here