A Dragons Soul

Dominic was born with a serious disability in his world, he was born with no Magicore, something humans need to cast magic, however he trusts his instincts and does something relatively harmless, after a decade of trying he finally had an awakening, but wait, who' memories are these?
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This is my first novel, so critique me as harshly as you like, I can use it to further my skills. I sincerely hope you all enjoy, and thank you for your time!