C420 Sneak Attack

However, who was Tang Cheng?

He had undergone all kinds of special training since he was a child. In the shortest time possible, he untied the ropes tied around his body. He was one of the many special training programs.

Even though Gu Chuchu tied the curtain around his wrist and it was very difficult to undo, Tang Cheng only used less than a minute to undo it