The novice witch, Su Muyan, is a descendant of the witch clan in Beiliang. According to the covenant between the royal family and the witch clan, she is betrothed to the ninth prince, Feng Luochen, who possesses a pure yang body but is least favored by the royal family. Before this, Feng Luochen's three previous royal brides all disappeared mysteriously, and rumors spread that they all perished at his hands. In order to unlock her spiritual roots and rescue her beloved Feng Qiyu, the eighth prince, who is held captive in Nanyang, Su Muyan enters into a "contractual marriage" with the Prince of Killing. With her lousy witchcraft and earnest sincerity, she gradually captivates Feng Luochen and falls in love with him. As she reveals the numerous conspiracies surrounding him, the two outcasts in their respective worlds redeem each other, awaken each other's potential, and protect one another on their journey to the peak....

Minmin has always been mischievous and clever, relying on her quick wit to deceive people around her. However, an unexpected event brings Minmin's fictional boyfriend, Chu Man, into her life. His arrival disrupts Minmin's once peaceful life, and she deeply regrets it. Yet, she finds herself truly falling in love with this fabricated boyfriend. Even after Chu Man learns the truth, he decides to help Minmin return to the real world, even if it means they might eventually part ways....