"What is your name?" "Heroic Spirit EMIYA." "Pardon? What is your date of birth?" "No clue." "How old are you?" "Probably fifteen judging by what my body looks like." "Enough of this! Who are you?" "I am the bone of my sword." When Harry Potter forgot his wand, and received the Dementor's Kiss, his soul remembers its past life, and returns with a purpose...