Karl supposed his sister wouldn't be who she was if she wasn't skilled in knowing which buttons to press, his own face darkening briefly at the statement. He wasn't one to become quick tempered but in the presence of his sister, anything was possible. After all, he had came to her domain to play this game.
He unscrewed the bottle easily, before putting down the cap and picking up the revolver and one bullet from the box.
"Makes things go smoother, is all. I'll share if that's what you're worried about." With a flick of a wrist, the revolver's chamber snapped open, revealing six empty chambers.
"So, what'll it be this time? Bragging rights? Materials? Information? Clothes? Vending machines?" Pointed look. He was kidding about the second to last one, but she knew what he meant by the last one.