Merchant seaman Joe Blake, in love with Peggy Walters, takes the job of a rookie fireman in a big city department. His commander is strict-disciplinarian Fire Captain Jess Henshaw.

The doctor (Lionel Barrymore) has a Kansan (Van Johnson), an Australian and an Asian from Brooklyn to choose from.

Mary Scott learns she only has ten months to live before dying of an incurable disease. She manages to keep the news from her husband, Brad and daughter, Polly. She tries to make every moment of her life count, but her effort is weakened by the discovery that Brad is interested in his assistant, Chris Radner. But when she learns that Brad does indeed love her and not Chris, and that Chris is leaving town, she realizes what she must do to ensure the future happiness of Brad and Polly. She persuades Chris to stay, makes a genuine friend of her and watches Polly grow towards Chris.

U. S. Navy Lieutenant Gregg Masterman, of The Harvard and Boston Back Bay Mastermans, learned about the sea while winning silver cups sailing his yacht. He climbs swiftly in rank, and is now Junior Aide to Rear Admiral Stephen Thomas.

Jim Fletcher, waking up from a coma, finds he is to be given a court martial for treason and charged with informing on fellow inmates in a Japanese prison camp during WWII. Escaping from the hospital he tries to clear himself by enlisting the aid of Martha Gregory, widow of a service buddy he was accused of informing on. Helped also by Ted Niles, a surviving fellow prisoner, he gets closer to finding the answers he needs, and becomes ensnared in a grandiose scheme involving his Japanese ex-prison guard, $10,000,000 of US currency forged by the Japanese and a burgeoning crime network poised to wreak havoc throughout southern California.