Lana's Vents is the fourth map in Lana's Escape, one of the campaigns introduced in Alien Swarm: Reactive Drop.
- Find your way out of the vents.
Find your way out of the vents.
Find an exit door leading to the outside.
- Input the correct detonation sequence.
Input the correct detonation sequence.
In order to set off the explosives, you will have to input the correct detonation sequence.
- Activate T75.
Colonists will have set up explosive charges on the platforms. We have no information regarding the exact location of these charges. Stay on your toes, Marines!
The platforms will be destroyed quickly after the detonation, so proceed to the facility's main complex with haste.