C1016 A Master-servant Contract

"Master and servant contract?" Du Qi's heart skipped a beat when he heard this. He had once used his divine sense to control Yun Tianfeng and the others. That was just a one-sided control, and it was not a contract. It seemed like he was indeed lacking in this aspect. Since Yuwen Qianmo knew how to sign the master and servant contract, Du Qi naturally wouldn't give up the opportunity to learn