Traveling through books + sadomasochism + chasing wife in the crematorium + substitute literature + awakening of the paranoid male protagonist
Xu Yue was disguised as a substitute lover, but the original lover met a tragic end because he committed suicide. She just wanted to survive according to the plot, take the money and leave, but due to the male protagonist's gradually abnormal attitude, she fell into an emotional and survival struggle. When the male protagonist Zhan Tingshen discovered that his feelings for the substitute had already deteriorated, Xu Yue had quietly left with the secret, starting the real crematorium of chasing his wife.
The story is wonderful