Cordelia Vasquez, the eldest daughter of Vasquez…one of the eight sacred founding families is sold off to the Abram family for money. What awaits her is a constant cycle of mistreatment by her new life. One day, her unfaithful husband gets into an accident and loses all his memories… but his body is now possessed by none other than the legendary sorcerer, Leonard Atrey, who was supposed to be dead. Seeing this as her golden chance at freedom, Cordelia immediately shoves divorce papers at Leonard. However, he refuses, saying, "If you want my signature, you have to do what I say." Feeling the deal is unfairly stacked against her, Cordelia counters by saying that she’ll keep his secret if he agrees to become her mentor. Leonard repeatedly tries to refuse, but her pitiable situation finally breaks his resolve. They forge a contract as master and apprentice. but while her husband’s memories are gone, Cordelia’s scheming mother-in-law and her brother make their move to seize control of the family. To stop their schemes and to take revenge on Maximilian, the man who murdered Leonard…both of them decided to set off together fulfilling that goal.