Oracles of Delphi Keep is a book about two inseparable children named Theo and Ian. They are like any normal children who like to go and explore caves around their orphanage until one day they find something that will change their lives forever. They stumble into a great mystery of a silver box and a dark, evil monster that is out to get them. They find themselves trying to unravel the mysteries of the past, present, and future in a race to fulfill their destiny and to discover the meaning of a very old prophesy just for them.