Harry Hibiki and the Philosopher's Stone

On the night Voldemort attacks the Potter's home, a completely different person finds Harry before Sirius Black or Hagrid. Harry is found and adopted by Nermia's very own eternal lost boy Ryoga Hibiki! Soon Harry will be joining his classmates at Hogwarts but how will Hogwarts handle this kind of Harry? And how does it affect the prophecy, what is the 'power he knows not?