Young graduates Lin Tuo and An Zhique fall in love while building their careers and imagining a future together. A diagnosis of ALS disrupts those plans, forcing them and their families to confront changing needs, hard choices, and the meaning of commitment.
Wu Xie, Zhang Qiling, and Wang Pangzi follow mysterious recordings into another dangerous expedition. Their search through ancient sites and hidden family histories also becomes a quest to understand Zhang Qiling's missing memories.