Total Eclipse

"One spring morning Liam is waiting for an eclipse of the sun to start. Then an American girl, Rose, arrives to watch the eclipse with him. When the moon hides the sun, the sun disappears. But Liam and Rose disappear, too! They travel through time and meet Sir Bertran, his daughter Matilda and the Black Knight. Who is the Black Knight? And why is he so dangerous? Join Liam and Rose, the 'Time Dectives', on their first adventure. " -- Publisher.