A gripping and moving novel by one of the world's best-loved writers for children. From much-loved author Shirley Hughes comes a thrilling World War II novel for children aged 10 and up.It is 1944 and Florence, Italy, is occupied by Nazi German forces.The Italian resistance movement has not given up hope, though – and neither have Paolo and his sister, Constanza.Both are desperate to fight the occupation, but what can two siblings do against a whole army with only a bicycle to help them?In extraordinary circumstances, people are capable of extraordinary things…