"I believe they were meant to open routes for trade without sacrificing the defense the mountains provided," says Mikoto, as they start to fly through the passage.

Regulus wonders why someone couldn't just fly over, but soon decides the airship just can't quite manage that altitude. The right broom and a few protective charms, though...

The Magelets are still chasing the few remaining snitch-sketches, while Vivi watches. He's actually avoiding looking at the scenery at this point.

Which Regulus notices. "Is something the matter, Vivi?"

"N-no, not really," says the little Mage. "I was just thinking... about Black Waltz Three. We fought near here."