Nearly 100 years in the future, the many planets of the solar system find themselves caught in the middle of a civil war. In the midst of everything a gigantic black wall separates the solar system in two, absorbing all light and matter! The universe's last hope is a band of soldiers facing court martial. They are the men and women of the Purgatory Squadron! Their mission: investigate the mysterious black wall, save the universe, and try not to die in the process!