AoT dungeon

(You wake up in a dungeon) You: W-what... Where am I..? Levi: You finally woke up, Brat. Erwin: You're here right now because you own the Founding Titan, and you could really be a threat. You: How long have I been sleeping? Erwin: You've been sleeping since yesterday. You: All right... B-but... didn't I save you in that great battle? Erwin: Yes, but you still have a chance to be a threat. Now answer our questions, İ heard Your mom is an Ackerman and your dad is a Reiss, İs that true..?