WE3 are found hiding by a homeless man which leads the miltary to unleash WE4 (an enhanced pitbull) on the WE3. After battling WE4, 1 (dog) escapes and encounters Roseanne Berry who is then killed. This leads to a final battle with WE4 where he is terminated by the military. 1 (dog) and 2 (cat) escape, shed their armor and are rescued by Dr. Trendle who leaves them in the care of the homeless man who initially found them.