Following the startling events of NEW KRYPTON, Earth finds itself without Superman. Luckily, Metropolis still has heroes like Mon-El. But after years of knowing nothing but the solitude of the Phantom Zone, how will Mon-El acclimate himself to society?

Superman's past collides with his present as thousands of Kryptonians create a new society on a new world! Following the "New Krypton" event, the Man of Steel has had to embrace his past to ensure humanity's future. And while a devastating armed conflict with Earth may have been averted, keeping the peace will be Superman's greatest challenge yet.