In a last-ditch attempt to revive their relationship, writer Su Dong invites his ex-girlfriend Zhao Ying on one final trip, planning to woo her at the site of a mythical tree that blooms only once every 100 years. Zhao begrudgingly succumbs to Su’s pestering, but unbeknownst to Su, she has also invited her new fiancé, the older and seemingly dim-witted Gu. Growing increasingly jealous, Su makes Gu his unwilling rival. Between long, arduous hikes and over-the-top romantic gestures, Zhao remains unimpressed. However, an uncanny friendship forms between the two romantic rivals, until the trip takes a sinister turn that eerily mimics the plot of Su’s latest novel.
Mei Shiqi, a junior agent in the Yu Dynasty's Secret Guard, teams up with Leng Moyan from the Imperial Inspection Bureau to investigate a mysterious palace murder. Despite initial distrust, they work together to uncover a dangerous conspiracy threatening the kingdom.
After disappearing for five years, Yi Xiangnuan returns, only to find her ex-boyfriend Su Chen proposing with a ring and a threat of revenge. Despite his cold demeanor, Su Chen secretly cares deeply for her, while Yi Xiangnuan is focused on seeking justice for the tragedy that tore her family apart. As she searches for the truth, she stumbles into an even deeper crisis. Through their trials, Su Chen and Yi Xiangnuan’s relationship gradually begins to heal.
The film tells the story of Wuyou, the new Saintess of the Peach Blossom, who is ordered to guard the map, but accidentally befriends Fan Yihang, an army officer who comes to rob the map, and the two of them embark on a torrid love affair that spans three realms: the past and the present.