Wataru Okaya, the ace reporter of the newspaper's social department, witnessed his wife's cheating and decided to divorce.In order to win custody of his daughter, he made a lot of preparations, including changing departments and working from home, but the lawyer he consulted believed that the father's chance of winning custody was only 10“.In addition, his wife's lover also has an unknown past.Du and his detective partner worked hard to collect evidence of his wife's cheating, and fought a difficult lawsuit with only a 10” chance of winning.