Hu Zixuan

Ancient architecture restorer Jiang Nanshan falls for medical student Li Ai, only to discover that she comes from a parallel world where time flows in reverse and their timelines move in opposite directions.

In 2012, high schooler An Zhenzhen's phone mysteriously connects to a future version of her classmate Jiang Ling from 2024. Guided by his messages, she attempts to alter the course of fate, but her actions trigger a series of misunderstandings and tragedies that intertwine their lives across time.