Kingdom Hearts: Origins of The Spare

I never asked for this. My friends decided to set out; I never intended to follow. Why would I even try to leave all that I had, my life and home? But after my world was swallowed by darkness, a legendary weapon chose me to wield it, and finding myself in a new world anyway... I guess the only way to go home and regain my life is fight for it. But that, I am willing to do.