Callum Burn directs this historical action drama which follows the members of a Spitfire squadron over the course of one day in August 1940 as the Luftwaffe's attacks on Britain intensify. Nathan Walker (Vin Hawke) is focused on shooting down more enemy planes than anyone else but Cooper (Micky David) just wants to survive so that he can marry Nancy (Hannah Harris), the woman he loves. As more of their friends are killed and their numbers continue to diminish, those who remain are determined to continue the fight to defend their airfield and their country.