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.

Cast: Huang Junjie, Yin Rui, Dong Hao, Huang Xinyue, Wang Yi, Yao Yitian