Footsteps echoed from outside the door. Caesar and the other two exchanged a glance, quickly and tacitly finding their positions while gripping their weapons. Chu Zihang pressed his back against the wall by the door, one hand already tightening around the hilt of Kumo-kiri.
Outside this laboratory was a corridor with a very concealed entrance. Moreover, when Herzog originally built this laboratory, Kazehana Sawa had known nothing about it, and Lu Mingfei and the others had only been able to reach this underground laboratory under Matsushita's guidance. So who could be following right behind them now?
The footsteps stopped outside the door. It was as if that person was standing right in the doorway at this moment, yet they did not open the door.
Chapter 71