After leaving the rainforests of Indonesia and outwitting the terrible Christian Hayter, Bunty Brownlee takes her grandchildren Bea and Carter, and Carter's newly domesticated Black Dwarf Tyrant, to a safari reserve in Kenya, built to protect the endangered White Titan Tyrants. Soon the children are caught up in a sinister plot involving poaching and diamond-mining. The young heroes require the aid of the Steggi, a nomadic tribe living in harmony with their Stegosaurs. Packed with revelations, and with more clues to uncover via the Augmented Reality app, this thrilling African safari adventure takes the reader deeper into the world of Supersaurs.