Abyss2

Abyss 2 is an official zombie modes maps.

Description
There is a new rescue mission assigned by the headquarter and they confirmed that the survivors are left behind in the building of Rex Research institute B-1. The journey is not that straightforward as the player will need to make a tour through block C before reaching their location.

Beware of the zombies attack and keep a look out at all times, as it can be hiding anywhere in the building. Clear all zombies in the area and save your comrades.