One possible theme could be growth. As Lily is a little girl, the story might show her growing and learning new things.
Friendship could be a theme. Maybe the story focuses on Lily making friends and the importance of those relationships. For example, she might have a best friend and they go through various experiences together that strengthen their bond.
One possible theme could be friendship. Lily might make new friends in the story and learn about loyalty and sharing.
One possible theme could be family. Since French culture often emphasizes family values, the story might revolve around the little girl's relationship with her family members, like her parents, siblings or grandparents.
Another theme might be protection. The mommy protects her little girl from harm, whether it's physical danger or emotional distress. For example, she might shield her from mean kids at school or console her when she's feeling sad. This theme emphasizes the role of the mother as a protector in the little girl's life.
One possible theme could be protection. The people in the story might be protecting the little girl from various things like bullies or dangerous situations.
Another theme might be the power of community. Maybe the local community came together to search for her, showing unity and kindness.
One possible theme could be resilience. The little girl might face hardships but still manages to bounce back.
Another theme could be family. Maybe the story shows how her family influenced her or how she supported her family. For example, if she was from a single - parent family and she had to take on more responsibilities at a young age, family would be a central theme. The story could also revolve around the theme of friendship. She might have had a special friend who helped her through tough times or they went on adventures together.
One possible theme could be love. The father - daughter relationship is often full of love. Another could be growth, as the girl Ems might grow and develop with her father's influence.
The themes could include adaptation. Since being turned into a little girl is a huge change, the character has to adapt to a new physical form, new social expectations, and new ways of thinking. Also, the theme of discovery could be present. Discovering the world anew as a little girl, things that were overlooked before might become important now. There could also be a theme of loss, losing the status and abilities that came with being an adult.
Another theme could be observation or voyeurism. The fact that someone is observing the girl in the window implies that there is a sense of watching and being watched. It could also be about innocence, as a little girl often represents purity and naivete.