[It's okay, Rommy, he's not freaking the hell out like he did last time. Maybe quivering with humorless, silent laughter, but not suffering the same intense confusion.

So he kind of maybe startles pretty bad when Romulus sits on him.]

...I'm okay. [No, he isn't.] It's all lies, remember? We don't have any other brothers and I'm not interested in killing anyone.

[They've talked about this. He's reaffirming it to himself as much as he's trying to reassure his brother.]