I remember getting in a car with a friend but that's it.

[If it was just him, he would have guessed that the Order drugged him with something that messed with his memory but too many things didn't add up. Why couldn't he hear souls or feel Her presence? Where was Sirius and why kidnap Peace? Was she a mage too? It was possible. As far as he knew, they hadn't found the new mages yet.]

Did you have magic or some sort of strange ability before you came here? It might give us a clue as to why we're here.