"I see you two have at least a passing acquaintance," Faust said, seeing the two ponies reactions to each other. "That'll save some time. Now then Rarity, I'm sure you'd like to know what's going to happen now. I'll keep it simple. This creature is going to break into your mind and search for any clues as to where Twilight Sparkle might have gone. Failing that, you share a connection to your friends, and I'll happily use that to track them down if I have to, but I cannot find that connection myself. This creature however, can." Faust pushed Nightmare forwards, "Begin."