Captain Jermaine Cutter and the survivors from Ari'Nell fight for survival in Accipiter War #4: Heretic, with scarce resources and relentless pursuers. Meanwhile, John Austin, Gail Finley, and the people of Fort Brazos and New London must face stunning revelations within the mysterious Hephaestus Dyson Sphere and internal unrest, conspiracy, and nightmarish decisions that could alter the destiny of countless planets and untold trillions of lives throughout the galaxy. As the stakes rise and the future of more than just humanity lies in the balance, it remains to be seen whether Cutter and the Ari'Nell crew can survive long enough to ever be reunited with their families and loved ones in Fort Brazos and New London.