Fujian Blue
Though the story is fictional, the event described in this movie is real, and many cases actually happened in real life in China. In most of these cases, the blackmailers were caught and sentenced to serve times in jail, while at the same time, many families also broke up due to the affairs the lonely wives left behind.

What is not described in the movie is another tragedy of this (illegal) immigration: even when the wives left behind was finally able to go abroad to unite with their husbands, the marriage is already damaged and ended in divorce. Divorce in foreign land with unfamiliar custom took further tolls on the people involved,