Gear up and get ready for war! Take on hectic 2D action shooting stages with your deadly Gunhound mech.

In the search for a new renewable resource, humanity has discovered a powerful new one: neutron polymer. Integral to the expansion of modern society, alliances form and shatter as countries jockey to get their hands on the resource. A small southeast Asian nation is in the throes of civil war, but its concentrated deposits of neutron polymer are about to make the conflict a worldwide affair.