This story is a fiction based on the author's experience in London, Poland, Singapore, Hong-Kong and Japan. The main character, Tomoe learnt many things and good friends through travel. And later, she became a temporary school teacher.  

The author has a strong opinion about the current education systems, in which schools tend to teach superficial and inmature knowledge.  But she strongly wishes that schools should be the places where they should offer sensible and mature learning opportunities. In this story, Tomoe faced her pupils with honest heart and tried to teach them the truth which she had learnt through her journey.  That caused her a big problem, which was .... 

The theme is "Truth is revealed through the experience of travel and the innocent words of
 a child’s heart."