Bobby becomes suspicious of Grace's relationship with Tom after Tom coincidentally shows up during a camping trip and Bobby is not happy at all. While Jack and Missy's relationship seems to be coming to an end as he competes with Truman High's football captain Randy for Missy's affection lately, Courtney's dating life is heating up with college freshman Nate (guest-star Mike Erwin). Also, Jack befriends a girl patient, Katie, who also goes to school with him in the waiting room of his doctor's office for his knee appointment. The future reveals that President McCallister, despite risks involved, supports space travel to the planet Mars.