Hellcat stands face-to-face with Dormammu in the Dark Dimension! Doctor Strange's arch-enemy is preparing to invade the five realms of hell on his way to his ultimate goal of conquering Earth! But the rulers of the five realms of hell -- Mephisto, Satannish, Daimon Hellstrom, Hela, and Pluto -- are meeting to discuss how to stop Dormammu. However none of them trusts one another! So when Dormammu's invasion begins, Satannish quickly betrays Mephisto! And now the only person who can save Mephisto's realm is: The Hellcat! In the meantime in New York, Hedy Wolfe makes a late night visit to Avengers Mansion to see the Scarlet Witch. Can Wanda find a way to rescue Patsy?