Something went click in the Doctor's mind, and he clicked his fingers in return at the young woman - but no, he still wasn't getting it. "Tag! Right. Yes. Wait, no. Maybe. I have saved the world using tag before," he replied. As a matter of fact, the Doctor had done it quite a few times. He stepped closer to Priere and peered into her eyes, trying to place exactly where he'd seen her before.

He hated not being able to recognize people, especially in here, where allies and friends were needed more than ever.