A U.S. Naval Seaman and Kay's husband who enlists after Pearl Harbor. He takes a surprise 48-hour secret leave, discovers Kay's relationship with Lucky, bluntly confronts her, and returns to his ship. He ultimately comes back to Kay once the war ends.
Tension arises as Jack discovers Kay at Hazel's home with Lucky.
Perceived as a romantic rival by Jack due to Lucky's proximity to Kay.
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