In order to win an interview with an astronaut and a trip to space camp, George competes in a physical fitness contest, but in his determination to win, he misses how much this prize means to his friend, Alex.

Lola is anxious starting a new school in the middle of the school year, but her grandmother's advice helps her overcome her first day of school and adjust to the new school.

In the year since Alexander and his father moved to Stermont, he and his friends in the Super Secret Monster Patrol of Stermont Elementary have defeated all kinds of monsters, but now they face their greatest challenge, the boss-monster who has kidnappedfellow monster fighter Ms. Vanderpants and stolen the Notebook of Doom--and they have to do it before Alexander turns eight and stops being able to see monsters.