He blinks, a little surprised by the offer. There's a long hesitation before he reaches out, and pushes the door open, just a crack. He peeks in, debating, still.

Then steps inside, wings flared, posture tense and worried, like he thinks he's trespassing, even with the invitation. He ends up staring at the Cybertronian, blank expression shifting slowly to concern.

"You look awful."