The unruly swordsman Huo Zhanbai seeks medicine for his friend's son and meets Xue Ziye, the master of the Medicine Valley.Over the past eight years, the two have been getting along day by day, from each other's obsession, to a deepening of tacit understanding, mutual redemption, and an agreement to drink together under the plum tree in the coming year.However, due to the responsibilities they each shouldered, it was difficult to express their love, and in the end they only left the regret of being separated forever.