C206 Killing in the Dark

Ann Ning found a glass bottle to pack up the anesthetic and went down the tunnel into the castle.

The exit of the tunnel was next to the castle.

To ensure the comfort of the people in the castle, the castle's defense system was tight on the outside but loose on the inside.

Thus, when Ann Ning came out, no one noticed his presence.

Under the cover of the night, Ann Ning was like a gecko