Disclaimer: The PTSD mod 2 and 1 is not linked to the actual mental disorder. Story: PTSD guy returns in this all new adventure, full with completely new levels, secrets, weapons and returning characters Experience weirdness to it's full extent, and maybe even discover something more sinister/serious in it all...
You must find all the parts of the suit and complete it to be able to breathe on the lunar surface..
Some credit goes to Gmaddador/VCC/who-ever made the original Gasmask citizen model, As I used the torso as a base.