Spending another adventure-filled summer in the Pacific Northwest at his grandmother's hotel for visiting space aliens, eighth-grader David uncovers a plot to destroy the Earth. David is looking forward to spending another adventure-filled summer at his grandmother's Intergalactic Bed & Breakfast-a vacation hotspot for aliens. But as soon as he meets Grandma's new repairman, an alien named Scratchull, he becoms suspicious. The only problem is that...