C699 Using the Booth Area as a Fighting Ground

Liu Lei and the other three finally entered the tunnel successfully.

Liu Lei could already predict the outcome of this situation.

He knew very well that the gloomy man would never let them go.

After all, without any external help, the gloomy man could only rely on the six of them to deal with the Rhinoceros Demon.

The difficulty of the mission would definitely increase by quite a bit