The book tells about the life and friendship of a simple doctor. The tragedy that happened to him, namely the loss of his son, makes him look at himself differently. Overcoming the pain of loss, he decides to rethink his place in the world and find the supports he needs in life. In this he will be helped by his spouse and a close friend.
In the course of his work, he encounters an autistic boy. The boy's story about his invented world of Tida, manages to shake him badly. In a desire to understand the boy more deeply, he tries to draw some parallels in his life and even find himself in his retelling of the story.