The epic secrets of Superman continue to unfold! A few months in space with his paternal grandfather, Jor-El, changed Jon Kent forever. With Jon now seeking help from his father, the Man of Steel must learn about the war his son and father fought together and set right the wrongs Jor-El may have unleashed on other worlds. The Unity Saga continues, and truly unites the House of El-as Superman, Jor-El, Supergirl, and Superboy face intergalactic attacks from Rogol Zaar, General Zod, and an armada of alien warriors and assassins! Collects Superman issues #7-15.