When a client of 11-year-old Lexie Thatcher's father is accused of murdering a female jogger, only two people believe that he is innocent - Lexie and the mother of the murdered girl. So Lexie does the only thing she can think of to help him: she calls her friend Ethan Blaine (also eleven) to help prove the feckless youth's innocence. With Ethan in London and Lexie in Devon, they work together by phone, pooling their talents - he the computer whiz...