One day, the little Hans wants to explore the world. This means saying goodbye and being on his own. Surely, adventures, both beautiful and challenging, await him. Those who dare, experience something. The mother lets him go with a heavy heart, knowing that every child must eventually embark on their own journey. And when a wiser and more self-assured Hans finds his way home, that is simply the way of the world. This book tells a story of security, separation, independence, and reunion. The song is one of the most well-known children's songs of all time.