Agents of the alien race known as The Vine have been living in secret among us for centuries, and now they've just been activated for one final mission - purge the Earth of all human life! An invasion fleet is on its way and the only weapon in existence powerful enough to defeat it is the X-O Manowar armor. To pinpoint The Vine's weaknesses, Aric will need to enlist the help of the master weapons specialist charged with taking him down - the feared and formidable Ninjak. But, first, Aric will have to convince him that his masters in British Intelligence have sold humanity into the hands of the enemy...