Use it as the closing beat of a short scene, after the offer or excuse has been shown in full. Follow it with bruh for a reaction, then emotional damage when the rejection needs a bigger payoff, keeping this clip as the decision point in the middle of the sequence.
About this sound
This very short clip centres on the Chinese words for ending a contract, delivered as a single sharp phrase in under a second. It feels blunt and decisive, like a door closing on a deal, a plan or a relationship, with no softening or second thought. That directness makes it a handy shorthand for walking away.