The film centers on James Donald as "Dr. Marriner," an innovative surgeon in 1950s England who’s researching ways to combat infections that are unresponsive to penicillin. He holds hope of finding a solution before a young boy battling septicaemia loses his life. Simultaneously, “Sophie,” portrayed by Googie Withers, is grappling with her own challenges; she's devoted to the doctor but has been offered a position at …