D4区是由美国军队使用、以测试其最新的兵器并庇护人民的区域。五角大楼确保这种超奥秘地区受庇护平民的存在。尽管采取了所有的预防办法,但还是发生了严重不测事件。美国ZF必需迅速行动,决定派遣一个救援雇佣军矫枉过正!由于时间紧迫,五角大楼前决定铲平D4区和该地区所有的人。 D4 follows a team of special ops mercenaries on a mission to rescue a kidnapped kid believed to be held in an abandoned government facility. Hired by the boy's mother, a wealthy doctor with high reaching influence, all seems to be an easy job. Bu...