The master of the Tingfeng Pavilion, Jiang Lingyue, whose music is outstanding in the world, was invited to perform for the birthday of Dingyuan Marquis. Unexpectedly, he encountered the Xingyue Pavilion killer sent by the Expeditionary King to assassinate the marquis. Jiang Li fled after the gatekeeper left, but was seriously injured and passed out on the way. He was rescued by Su Xiaolou, a pharmacist from Youran Valley who lived in seclusion in the mountains. Was this encounter an accident or a plan?
The two cherished each other and fell in love with each other as they got along. At this time, Tingfeng Pavilion was involved in a dispute between the rivers and lakes, and behind it were some unknown court disputes. In the process of dealing with all parties, Jiang and Su went through various things and vowed to protect him for the rest of their lives. But he didn't know that they had known each other fifteen years ago, and a world of conspiracy and hatred, love and betrayal was about to begin...