Jack finally receives a coded message from his brother Max, possibly detailing his whereabouts. But duty calls, and Jack is whisked away to the sweltering savannah of Kenya before he can decipher it. Once there, a wise and kind Masai chief alerts Jack to a series of elephant killings where the corpses have been robbed of their tusks. Jack must find the malevolent ring of poachers responsible before more of these endangered species are destroyed. Elizabeth Singer Hunt is no stranger to the world of espionage. She's the granddaughter of a former spy and author of the award-winning Secret Agent Jack Stalwart chapter book series. The series has been named a "must read" for boys by the British Education Secretary, serialized by BBC Radio, and developed into an animated TV show. She's also the creator of the Secret Agents Jack and Max Stalwart chapter book series, The Secret Agent Training Manual , and The Secret Agent Jack Stalwart iPad app.