Vast had gone back to his house for a moment after saying he needed something from it (conveniently after you mentioned to yourself you should make a spy glass and get some more copper)

He’d come back, you just couldn’t see him because he’d perched himself on a tree. Watching as you climbed up on the fence he had been helping you make along with a little area for your farm animals.

It made him smile, leaning on his hand while he watched you, hiding his smile behind his hand as well.