A love relationship destined by God for three lives, but the ending of each life is a question mark in the marriage book. Even Yue Lao doesn't know what happened in the middle and what the ending will be.
Why is such a deep love unable to be recorded again and again? What kind of emotional entanglements have the people on both sides of the red line experienced? Will it be possible to achieve positive results in the end? Let us slowly uncover the most mysterious past event in this marriage book!