Both Maximilian and Zoey experience significant life changes, dealing with career setbacks, failed relationships, and the challenges of starting over. The novel explores handling disappointments and losses while recognizing the opportunities in new life phases.

The mysterious letters play a central role in connecting father and daughter on a deeper level, helping them process their own feelings and thoughts. The story demonstrates the importance of honest communication with oneself and others.

Through Zoey's character, the novel explores young women's challenges in modern society, their questioning of social norms, and their struggle to find their place in the world while pursuing their dreams.