Happy Silverman is more than a little excited for his class trip to the museum. He loves learning about ancient Egypt and can’t wait to see real mummies. At the museum, Happy leans as close to the mummy case as the glass allows—and something strange happens. His mind spins. He feels a strong pull into the casket. What is happening? When he staggers back from the mummy case, he has a voice in his head. “Do not be afraid,” the voice tells him. “I have taken possession of your brain because I need your help.”