影片是完美音调的第二篇，在第一篇的基础上，对已经小有名气的组合再次演出进行的故事演绎，主要描述的是在毕业季组合再战大舞台的故事，故事跌宕起伏，有着众多的爆笑场面，主角组合力挽狂澜过程中又引发了种种故事

电影在延续第一部的基础上，主角组合已将声名鹊起，被邀请为美国总统的生日宴进行光荣献唱，在表演中主角组合内组员意外走光，引得全场恐慌，也使得好不容易积累起来的组合名声收到不雅的污名，主角组合被禁止参加公开演出，学校内的招新更是被强行停止，为了挽救之前的错误，主角组合决定孤注一掷，前往世界锦标赛，并将目标锁定冠军位置，在这个过程中，主角组合也遇到了种种难题，但都被一一克服，最终挽救了组合失去的声誉，也有了更好的未来。

The film is the second part of Pitch Perfect. Based on the first part, it is an interpretation of the story of the already well-known group performing again. It mainly describes the story of the group fighting on the big stage again in the graduation season. The story is ups and downs, with many hilarious scenes, and various stories are triggered in the process of the protagonist group turning the tide

The film is based on the continuation of the first film. During the performance, the members of the protagonist group accidentally disappeared, which caused panic in the audience, and also made the reputation of the group accumulated with great difficulty receive indecent stigma. The protagonist group was banned from participating in public performances, and the recruitment in the school was updated. It was forcibly stopped. In order to save the previous mistakes, the protagonist group decided to go all in and go to the World Championships, and aimed at the championship position. During this process, the protagonist group also encountered various difficulties, but they were overcome one by one, and finally saved The lost reputation of the combination also has a better future.