On the moon, the new female Thor is trying to get a grip on the amazing change which has come over her; Mjolnir guides her to fly back to earth as Midgard is in peril. She crashes onto an iceberg in the Pacific Ocean and enters a gaping mouth-like doorway. She comes upon a team of Avengers frozen in the ice and then encounters a band of Frost Giants. She proves herself a match for two of them and smashes apart their ice hounds in a dizzying display of hammer-aided flight. More giants arrive and she shatters the floor beneath them, announcing herself as the Goddess of Thunder (to her own surprise)….
On the frozen Roxxon Island CEO Dario Agger and his staff (plus his "advisor" Ulik) are under siege by the Frost Giants. Malekith arrives with the giants and demands they surrender and turn over the skull they discovered. Agger takes off in an elevator to the basement were he encounters more giants. As he is about to transform into his Minotaur form, the new Thor arrives via a smashed floor. Both Agger and the giants are confused by this new arrival. She hurls her hammer about but it ends up in an impregnable vault with the fleeing Agger, leaving the heroine to face her first threat without Mjolnir….