Vash glances up at Mr Livio, jaw tight. He's being brave, but brave is hard!

"Nuh-uh." See? He's got a little radio clipped to his belt, like a walkie-talkie. "I have t'stay close by so I can hear if he calls." And also so Rem can find him if there's a problem, but... but it's mostly for Nai. "My brother. He disappeared."