C218 Complex implicature

Facing Si Yicheng's question, Gu Yu Cheng didn't immediately reply. Instead, he helplessly lowered his head and slowly calmed down.

"Do you know Ji Su Lan?"

Just when Gu Tong couldn't sit still any longer and wanted to take the initiative and ask Gu Yu Cheng what had happened between the two of them, she finally heard Gu Yu Cheng's voice again