"Oh, that's pretty cool." Huh, not getting close sounds kind of nice actually.

And then Byleth is staring. Far more intensely than even Sylvain finds comfortable. He rubs at the back of his neck, and is about to ask if there's something on his face when Byleth says that.

"You can't tell me you're just now noticing that, right? There's no way you were going solely on personality."