What the Hell Is the Zongwu System? Issuing a Contract with Mei Chaofeng?

"Sir, you don't want the Lun family to stay here alone." "Really, it's been a long time since you came to see someone." "How can you bear to let someone stay alone in an empty room?" ..... After traveling through time, Lingfeng unexpectedly gained the ability to sign contracts with others. No one who signed it could refuse any of his demands. As a result, Mei Chaofeng, Ah Zi, Qiu Qianren, and Liu Yan from Shenlong Island were all taken under his command... What the hell is this system? Isn't it a lie? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.