To get over a breakup with his actress girlfriend, a playwright goes on holiday to a lakeside resort, where he meets a strangely mismatched couple, a man and his much younger wife. He and the wife begin an affair, during which she introduces him to some of the darker aspects of romance.

Qi can't stand the family she's been married into tries to escape. On the day that she escapes, her sister-in-law is killed by her nephew. Qi becomes a suspect and is arrested. After being released from prison, Qi decides to take revenge on society. She makes a living betraying her lust and hangs out in various places with unconventional people. She meets Zou Wenlan, and the two fall in love and plan to start a new life together. However, the Zou family strongly opposes the marriage, and the two are separated. Qi jumps into the sea and commits suicide. Facing Qi's tombstone, Zou Wenlan and and his family are full of sorrow and repentance.