Ishaac is a king in the country of Wisdom, a prosperous country, one day while hunting Isaac meets a girl named Athera, a beautiful and gentle village girl, Isaac falls in love with Athera every day Ishaac always goes to Athera's house not as a King but as an ordinary knight, time passed when Athera found out that Isaac was the king they married and Athera became one of Isaac's five concubines and was the concubine that Isaac loved the most, making the other concubines jealous and jealous, they planned to accuse Athera was having an affair with a Duke from the south, this made Isaac believe that Athera was having an affair, Athera was ridiculed by the people and gave Athera the nickname as a two-faced girl, while Ishaac was humiliated by the people and was nicknamed Athera's love slave, because he couldn't stand Athera asking for punishment. died on himself, he asked Isaac, Isaac reluctantly and resignedly agreed, and when the death sentence began, Athera began to drink deadly poison as a death sentence. This made Athera die and Isaac wept bitterly, for several years Isaac did not accept it. Athera's death began to look for information about the affair and after finding out it was the work of another concubine without thinking twice, Isaac killed all his concubines full of anger and revenge, at that time the God who loved Isaac gave Isaac the gift of becoming an immortal human to look for Athera's reincarnation and time for the sake of When the history of Isaac as king became a world mystery and in increasingly modern times, Isaac kept his identity as a king a secret and is now a lecturer on a campus, where Isaac is the most handsome lecturer and is idolized by women, but this makes Isaac not interested in him. only Interested in the figure of a female student who is his student, Isaac secretly knows that she is the reincarnation of his beloved wife Athera