Yun Se-ha, the son of a poor rural noble family, is caught up in a guilt-by-association system due to a distant relative's treason and ends up becoming a slave. The place where he was sold as a slave was the house of Heo Min-jun, a notorious writer of pornographic novels. At first, he resists violently out of disgust at being reduced to a slave, but is frustrated after being harshly beaten.

However, he feels an unexpected emotion when he sees the slaves at Heo Min-jun's house, who are treated better than most farmers. His master Heo Min-jun, contrary to his debauched appearance, was a person who treated his slaves as human beings. Se-ha decides to accept his reality rather than cling to an unlikely dream of passing the civil exam. Se-ha, who lives day by day at Heo Min-jun's house, gradually develops feelings for the prickly and eccentric Heo Min-jun...

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