Climbing teams from various countries gathered in Antarctica to begin their ascent for one reason: to climb the range known as the "Mountains of Madness." The Mountains of Madness are peaks that far exceed Everest, never before summited by man; even seasoned climbing enthusiasts have been known to go missing in the very earliest stages of the trek.

Thus, an international climbing team, including Rai Inami and Guest, decided to ascend the increasingly mysterious Mountains of Madness.