While visiting Grace Allingham in wartime London at the behest of Hugh Palgrave, his friend, Charles is charmed by her and abruptly proposes marriage. They marry, but during the honeymoon Charles reports back to military duty. He reportedly is shot and taken prisoner. Grace waits for his return while raising their young son. Charles returns after eight years, but over time, Grace comes to learn that during his long absence he has been seeing other women. She turns for comfort to her old love, Hugh. A divorce seems imminent while 8-year-old Sigi is torn between the two parents and their very different ways of life. Because of their commitment to him, Grace and Charles ultimately reconcile.