People really are lazy creatures.
In the end, all they remember is love and hate.
When she was young, A Yan remembered Xiao Yanmo, who had been so close to her. Later, A Yan had eyes only for her Mr. Xiao. And in the end, Xiao Yanmo remembered only his Mrs. Xiao.
The wheels of time kept turning, but they could never shake loose the two people held fast at either end of the red thread.