As Diana makes her way through the Demon Lair beneath Paradise Island, her mother Hippolyta is visited by a strange vulture. Hippolyta decides she must make her way into the lair also to help her daughter, guided by the vulture.
Diana defeats the Hydra and after a long battle with Echidna, she comes face to face with a strange woman dressed in similair armor as her own, who is also named Diana.
