Geronimo is at work one day when he notices that the environment seems off, pigeons are woozy, seagulls feathers are slick with oil and everyone is suffering from allergies. All of a sudden, Geronimo's friend who happens to be a secret scientist calls him and tells him that if Geronimo and his family don't go back in time, the environment will not be able to be reversed.

This book was about a young boy named Sam Force, who goes looking for his uncle in Egypt. On his way to find his uncle, he meets a young lady on the plane named Mary Verulam.Together the two search for Sam's uncle. Sam's uncle left clues as to what he was looking for before his disappearance. Little does Sam know that someone is after him.