The story of a young Mole and his adventure to pick a rose from the Queen's Garden, not knowing that this simple act will change, not only his life, but the life of all Moles.

In World War II London, nine-year-old George is evacuated to the countryside by his mother, Rita, to escape the bombings. Defiant and determined to return to his family, George embarks on an epic, perilous journey back home as Rita searches for him.