Reincarnation of the hero's companion

When the demonic dagger had pierced his heart, Hawk was sure he would die on the spot. But instead, he found himself standing in a village as a child, covered from head to toe in mud. He finds out he's somehow been reincarnated after the betrayal and it's 30years in the future.

With the only thing to help him his old skills, and now having been given the weakest magic mark, what will he do?