Crossbone Vanguard
Many years after the devastating One Year War, the Earth Federation has begun constructing new space colonies to replace the former Side 4 cluster. This new Frontier Side now consists of four colonies, among them the Frontier IV colony where young Seabook Arno lives with his father and his sister Reese. Their peaceful lives are disrupted when the colony is attacked by the Crossbone Vanguard, an elite fighting force dedicated to the aristocratic ideals of the Ronah family.

While the Crossbone Vanguard wipe out Frontier IV's Federation Forces garrison, Seabook and his friends make their way to a space boat in which they can escape to a neighboring colony. However, just before their departure, Seabook's friend Cecily Fairchild is abducted at gunpoint by her stepfather...

To be continued...