Difficulties of Reincarnation in house of dragon

Aiden Royce is the son of Damon and Reya Royce. In the future, he would certainly become the head of the Royce house, and at best a dragon rider. But what if Aiden Royce isn't that simple? What if in a past life he was a great warrior and druid? And what will happen if the spirit of reason woven into his soul helps to remember this?