George is fascinated by World War Two. But he discovers the reality is very different from how he had imagined it when a school trip to a World War Two museum leads to a timeslip - and George is in London at the time of the Blitz! He joins up with a group of other homeless children, struggling to survive.

George is fascinated by World War Two. Bombers, Nazis, doodlebugs. But he discovers the reality is very different from how he had imagined it when a school trip to a World War Two museum leads to a timeslip - and George is in London at the time of the Blitz! He joins up with a group of other homeless children, struggling to survive. And then they suspect someone they know of being a German spy...