Back up, Eren. [All things considered, coming from Levi, it's nearly a gentle tone. Idly, he shifts his hand to run his knuckles over Eren's cheek instead. "Eren" and "Levi".]

Don't get excited. [He feels like telling Eren to start from the beginning - let's sort this out right now - but they don't have much longer to hide away in here, and with the time they have...

[Let them both have this for a moment.]

As soon as we can, we're gonna sit down and sort out all the shit in your head. For now, just calm down a minute.