This graphic novel is another retelling / re-imaging of Superman’s origin story. From the collapse of Krypton, to the Kent farm in Kansas, from the military, to the depths of the ocean, and becoming a superhero in Metropolis.
In The Phantom Zone, Superman meets General Zod and Rogol Zaar who wants to kill every Kryptonian he meets since they destroyed his planet.
Superman died defending Earth, but watching it was Superman from another timeline. This Superman / Clark Kent has married Lois Lane and a father to (Superboy)