Being Thrown Away at the Beginning: Start by Fusing the Demon Bones!

He was very lucky to be in the body of a rich young man, but what was worse was that this young man was a waste who could not cultivate, and his body was thrown under a cliff. Just when he was looking for a way to escape, he accidentally fused with a piece of demon bone! Reiki? Suck! Genius? Then what am I! Your stuff? Whoever grabs this thing gets it!