A pacey and action-packed time-slip adventure that carries step-siblings Felix and Zoe back to Ancient Roman times - and also, accidentally, drags a Roman girl into the present. When 11-year-old Felix finds a message in a bottle during a trip to France, he is in for the surprise of a lifetime. Suddenly he is flung back 1700 years to Ancient Roman times, dragging his very unwilling 15-year-old stepsister, Zoe, with him. They...