It's not Dylan's fault that Andrew is tense still. Not that Dylan has any reason to be worried over Andrew's reaction. Andrew just has a slightly keener danger sense right now.

Even if there is literally no actual danger.

"And I do bad if it gets cold," the boy half mumbles. It is obvious what he said. He just grumpily stirs his drink around by rolling the glass a bit in his small hands. "It wasn't really warm down there. I didn't like it."

He didn't like it for other reasons besides that.