C48 Dehiscence of Mouth

She didn't know how long she stood there, until Gu Chengjue's voice came from beside her. Only then did she know that Gu Chengjue was already in her office.

Ye Ge looked at Gu Chengjue, who just appeared, and asked in astonishment, "When did you come?"

Gu Chengjue looked at his watch, "It should be around half an hour."

"Then why didn't you call me?"

"Seeing that you have been deep in thought