Storm, Rogue, Gambit and Jubilee are training in the Danger Room, focused on facing their fears, especially for Storm.
Wolverine is jealous of Scott’s date with Jean as he is unable to woo Jean.
While out on their date, Scott gets annoyed with reminders of anti-mutant hysteria sweeping the city. They notice a mutant stealing fruit from a stand. A mob proceeds to chase after the mutant. Scott and Jean try to help the mutant, but fall into the Morlocks’ trap. The mutant was Leech, sent out to lure Scott and Jean into the Morlocks’ sewers.
Calisto, leader of the Morlocks, plans to make Scott her consort. Hidden from the surface, Scott’s solar-charged powers are depleted. Jean fights to break free and the Morlocks have to restrain her. Before she is knocked unconscious, she sends out a call for help to Xavier.
Storm, Wolverine, Rogue and Gambit are sent to rescue Scott and Jean from the Morlocks. Wolverine finds Jean. Then they are confronted by the Morlocks presenting them with a dead Scott to persuade the X-Men to leave. Wolverine smells through the lies of a shapeshifting impostor and a fight breaks out.
Calisto threatens the X-Men with the death of the real Scott. Storm negotiates with Calisto. A duel for the life of Scott and leadership of the Morlocks. She is able to overcome her claustrophobia and defeat Calisto, saving Scott.
Unable to convince the Morlocks to join the X-Men, Storm lets Calisto rule over the Morlocks down in the sewers in her absence. Returning to the mansion, Scott and Jean discover Wolverine missing.