Superman's greatest foe, Lex Luthor, becomes President of the United States and starts an all-out super-powered hunt for the Man of Tomorrow.
Nearby in Gotham, Batman finds that Superman is not the last Kryptonian, as he discovers another survivor alive - Kal-El’s cousin, Supergirl. However, behind this immense discovery may be the gravest threat of all: Darkseid.
Together, Superman and Batman square off with against the greatest threats known to the DC Universe.