C504 From One to Two

"Debugging."

"Who is it?"

Three times in a row, no matter what Han Zhen asked, no one outside the door made a sound. Han Zhen also felt that something was not right. He picked up his sword and winked at his subordinates, telling them to open the door.

The door opened and Shen Sui walked in. When he saw the person who came, a guilty look flashed across Han Zhen's eyes