C117 Cui Ying's Danger

Ye Yu burst out the door, his heart racing with urgency. He didn't know why Cui Ying had called him, but he was certain she was in trouble.

"Wei Zhentian!" he called out while sprinting.

"Master! Wei Zhentian is at your service!" came the mechanical voice of Wei Zhentian, transmitted directly into Ye Yu's ears through bone conduction.

"Trace the origin of that phone call's signal!"

"Master