C467 What Penalty

"I'm giving you a rest today, so you should come to the company tomorrow. You think you can just leave if you want to? "Don't forget, when you entered the company, you signed a contract. If you want to terminate the contract, you have to pay the expensive penalty fee."

With that, he turned to leave.

"Su Wanyang, what did you say just now? Say it again?"

What contract