Что ж, эксперимент?

This place, from free racial prejudice, is an experimental association of countries, and anyone can settle there.

The main character, a 14-year-old boy from China, was one of many who moved there in search of happiness.

He appreciates new cultures and languages, while making new acquaintances along the way.
Only now he does not immediately begin to understand that from now on the path to his usual life is forever cut off.