莫默一路依附知、富、权，从菜鸟到交际名媛。残酷的社会把一个单纯的姑娘变得不堪，在利益追逐的黑暗背后，渺小的她努力挣扎摆脱，是落入圈套还是沉沦物欲，是堕入地狱还是自我救赎？《青春忏悔录》并不是一个爱情故事，这是一个讲述当今社会环境下一个女性如何沦落，又如何忏悔反思的真实经历。剧情充满社会批判，反思当今社会某些错误却通行的价值观，回头是岸，给世人以警醒。

The story revolves around a G8 meeting, held at a luxury hotel on the German coast, where the world’s most powerful economists are gathered to enact important provisions that will deeply influence the world economy. 　　One of the guests is a mysterious Italian monk (Servillo), invited by Daniel Rochè (Auteuil), the director of the International Monetary Fund. He wants the monk to receive his confession, that night, in secret. But the next morning, Rochè is found dead.