As the Demon King Baize is on the verge of awakening, the immortal disciple Mu Qing sets out to the demon realm before the chaos spreads across the three realms, seeking the magical instrument Qingluan Mirror to slay the Demon King. By a twist of fate, Mu Qing embarks on the journey with the little demon Chaoyan. During their adventure, they grow to know and love each other. Just as they are about to fulfill their mission, Mu Qing discovers that Chaoyan is the reincarnation of the Demon King, marking their relationship with a destiny of tragedy despite their deep bond across two lives.

After the Spirit-Flower that guards the human realm exhausts its power and requires a new flower soul, the sinister Lord Hanlin seizes the opportunity to help the ancient demon Yu Beast invade. With a great calamity imminent, Jiang Chen and Qing Luan embark on a desperate quest to find the missing flower soul. Through shared trials and life-and-death tribulations, love blossoms between them—only for Qing Luan to discover that Jiang Chen himself is the very flower soul they seek. In a final act of sacrifice, Jiang Chen offers his life to reignite the Spirit-Flower, defeating the forces of evil. In the aftermath, Qing Luan keeps eternal watch over the reborn flower, guarding the realm they saved together.

After the “September 18 Incident” in 1931, Japanese forces occupied Northeast China. University student Bai Yihua was ordered to return to his hometown, Liaoyang, posing as a teacher to secretly organize anti-Japanese resistance. However, constant threats put his mission and identity at risk. As enemy and ally clashes intensify and his cover nears exposure, can Bai Yihua uncover the traitor, break through the siege, and turn the tide of the resistance?