Klaus's heart flies into his throat at the sudden appearance of his brother, yanking his headphones off.
"Diego what the hell-" Trapped, with that door shutting behind him. The panic is immediate and tangible, and he scrambles to get off the bed and open it again. Even just a crack.

"Didn't know you were home. You could have knocked." He frowns, yanking the door back open just a sliver. A crack. A way out, even unintentionally.
"You here just to yell at me too? I mean everyone else already has."