[Whatever she intends to do, Killua stops it by gripping the barrel of her gun and pushing back. He's mindful not to break it or anything, since that would kind of ruin the game.

Smiling, he places his finger back on the trigger.]

Suit yourself! But I'm going to shoot you now, since I really want this dumpster and I already gave you a chance to leave. [Look at all this warning he's giving her, wow, what an upstanding citizen.]