During the 1940 bombing of Finchley , London , the Pevensie children , Peter , Susan , Edmund and Lucy , run away to the country home of Professor Digory Kirke , their relative . During the 1940 bombing of London , Great Britain , the Pevensie children , Peter , Susan , Edmund and Lucy , are endangered by the attack . They are evacuated to the country home of Professor Digory Kirke .