Vex has scarcely left his side, and it's clear the idea of letting him go bothers her with the way her smile falters. He's fully capable--well, mostly--and she'd not let him go far without Trinket to be there to cushion any falls. Still...

"We're not in such a rush that we need to save an hour's time. I'll go with you to find your sister, and perhaps she'll do us the favor of fetching Keeper Yennen."

If a somewhat more domesticated life has done anything to Vex, it's made her stop and think. Eloping is great. Good. Amazing. She'd do it right now if they had all the parts, but she also knows Percy isn't at his best.