Description
Ousted from their most recent archaeological dig, and banned forever from the Valley of the Kings, the Emersons are spending a quiet summer at home in Kent, when a mysterious messenger arrives. Claiming to be the teenage brother oftheir dear friend Tarek, prince of the mysterious Lost Oasis, the charismatic herald brings troubling news of a strange malady that has struck down Tarek's heir and conveys his brother's urgent need for help that only the Emersons can provide...