It tells the story of Dongfang Huaizhu and Wangquan Hongye, the leaders of two major families, the Dongfangs and the Wangquans. In a time when humans and demons are in conflict, they work together to stabilize the situation in order to revive the Unity Alliance. On the seventh day of the seventh month, at the Bamboo Pavilion by the Huai River, their fates intertwine like the sheaths of two swords, never to be separated. They pick up the most heartwarming promise and tell a story that has endured for generations.
Liu Shishi
Leon Zhang
Wu Xuanyi
Zhai Xiaowen
Shen Yue
Ding Yuxi
Zhang Ruonan
Meng Ziyi
Zhou Jieqiong
Hou Minghao
Yukee Chen
Peng Xiaoran
Chen Youwei
Chen Ruoxuan
Zhao Yibo
Jerry Huang
Fan Ming
Kent Tong Chun-Yip
Joe Ma Tak-Chung
Qin Xiaoxuan
Sun Zihang
Charles Lin
Ding Jiawen
Li Bao'an