Fallen noble Cyril is tortured and robbed of his title by his uncle.To survive in despair,he signs a soul pact with a dark unicorn.He conceals his identity,accumulates wealth and plans revenge with his golden scent superpower and superb pharmaceutical skills.During his revenge,Cyril is forced into a substitute marriage with the reputedly cold and brutal Commander Lionell.He finds out the feared commander is the lover who rescued him many times before.The two unite to smash court plots and settle family feuds.They finally break the dark curse with the blood of unwavering true love and gain a new life.
