|This article is a stub. You can help the Dead Trigger Wiki by expanding it.|
Dirty Business is the last mission in the Europe Campaign.
Kyle arrives at the Black Coats' toxin factory. Upon entering, zombies appear. After killing them, 2 clones of the First One appear. After killing them, Kyle takes a sample of the toxin. Then the factory soon starts to blow up. Kyle then escapes the exploding factory, leaving no evidence behind.