The Justice League battle Mordru in the background, while the narrative follows Booster Gold as he attempts to close a walking black hole while he's supposed to be on "crowd control".

Mister Miracle and Big Barda solicit Justice League assistance to free Oberon from Apokolips. J'onn refuses, but Flash decides to help out on his own.

Captain Marvel joins the Justice League and his innocent presence inadvertently causes friction with Superman.