In the scene, Charlie expresses his hope that his father will return, saying it quietly. His mother, Mrs. Bone, responds positively, showing that she is not sad but instead smiling. This suggests she has a renewed sense of optimism and faith following a difficult experience with Henry.
Mrs. Bone's shift in attitude indicates that the challenges they've faced have opened her mind to possibilities she might not have considered before. The exchange highlights the theme of hope and belief in the face of uncertainty within the story.