Lin Xi, who is terrified of snakes to her very core, never dreamed she would be bound to a snake, and not just any snake, but the King of Ten Thousand Snakes. A contract makes Cang Ming, the cold and handsome Snake King, her “immortal patron” and the nightmare she can’t shake. He uses her to quell evil spirits, but she knows that his “protection” conceals a cold-blooded scheme: Cang Ming needs her spiritual energy to resurrect the lover who supposedly died a hundred years ago. Enduring his exploitation, Lin Xi struggles to survive in a bizarre world of the supernatural. Then fragments of memories belonging to the “Rakshasa General” begin to torment her soul: clashing armies, a river of blood in the underworld, and a figure with Cang Ming’s face, bound to her by a passionate love! She realizes with a shock that in her previous life, she was a notorious god of slaughter, a general of the underworld! And the “beloved” Mo Yuan obsessively longs for and is driven to resurrect is nothing but a despicable impostor who stole the memories she lost when she and Cang Ming were separated across time and space! The deepest sense of betrayal bites at her like a venomous snake. She looks at Cang Ming, the Snake King who used and tormented her for the sake of a false lover, yet instinctively shields her when she faces mortal danger. When she reveals the power of her past life, his eyes betray an unmistakable stir of emotion and confusion. Unaware of it himself, his love has quietly shifted, yet he remains trapped in the cage of lies he created. When Lin Xi grips the power of her past life and resolves to shatter this absurd fate as a substitute; when, at the final moment of the resurrection ritual, Cang Ming sees the face of his true beloved, buried deep in his heart and carried across lifetimes… How will this contract, born of exploitation and deception, end? Will his old love be erased for good, or…