介绍：At the start of high school, Piper, Sophie, Isabella and Honor think they will be best friends forever, so they sink a time capsule in the lake with a list of things they want to do before graduation. By senior year, they have gone their separate ways. Piper has turned into the class clown, party girl who never passes up a drink. Sophie pledges to stay a virgin until she is married and has created a purity app. Isabella is the feminist femme fatale who's the editor of a zine. And Honor is the pride and joy of the community. Her dream of being a professional ballerina is taking off. But when tragedy strikes, the former BFFs must reunite, break open the capsule and complete the pre-graduation bucket list

介绍：距第一部美国派已有10年，三个没救的新处发现了藏在高中图书馆的“索爱天书”不过不幸的是，书已经残缺不全了。靠着书中不完整的建议，三人踏上了滑稽的破处之旅。