The seal was destroyed, demons were rampant, and the world was in turmoil. In order to make up for the catastrophic disaster they committed, the innocent girl Mengli, the arrogant boy Mo Yu, and the cold-blooded man Yesi whose origin is unknown and has lost his memory, the three of them work together to find the demons wandering around and vow to seal them again. Friendship, love, and family relationships are entangled, and they are constantly being cut and confused.