It's mediocre. The gist is simple and overly used: a controlling father gets to learn to accept people for who they are but it's practically the only thing they build the franchise on since it's pretty much the growth that already been written around for the first movie. Four movies in and there's no depth to any other characters, that's just lazy.
“故事是按作者想的发展 而在现实生活中就不是了一向如此” “他是怎么进来的” “人是不会去杀他想勒索的人” A man doesn't kill person he blackmails. “人们是不会让你欠钱去干谋杀案的” 在精密的计划总会有让我们意想不到的变化 警察与凶手的智斗表情交流眼神……精彩至极个个都是戏精