Space Factions - Martian Plague

Times on Mars were equally difficult and exciting. Tragic accident marked the day of many deaths and losses, while the discovery of a huge cave with conditions to host a city fueled the residents' ambitions.
But what they found there, beside pleasant temperatures and breathable atmosphere, was deadly.
The spore-disease, or as the people got to call it-the Martian plague-took human lives as if they were nothing. Amidst the tragedy, most were suffering unbearable pain and agony, while doctor Seymour sought to capitalize on the cure he found and kept only for himself.