A former traditionalist cop reforms to become a model officer of New China, balancing family life with solving complex criminal cases using his insight and experience.

　　一对夫妻养育了四个可爱的儿女，丈夫为了妻子和儿女们的生活，从一个有着旧社会不好习惯的警察转变成了一个合格的新中国人民公安，并且运用自己的智慧和经验破了一个个悬疑的案件。