[Yuan can guess it's because Zelos isn't where he was supposed to be-- but that leaves specifics out. There's something about Zelos's tone, too, which makes Yuan almost think he wants to be asked.]

I assumed either you did something unwise, or weren't where they think you're supposed to be.

[His tone's dry, but that particular way which from Yuan means affection, and he's smiling very faintly.]

Why don't you tell me which?