Based on Park In-kwon's manhwa of the same title, the same source material as Daemul,[3][4] the drama tells the tale of an ambitious woman born into poverty who will let nothing stand in her way as she tries to become the First Lady, and a hopeless romantic who will sacrifice anything for her.

Da-hae is a bright young woman and Ha Ryu works day and night with all his strength to earn money to pay her university tuition abroad.

Ha Ryu thinks it cannot be permanent when he admires her beauty and sophistication, like a bright, shining star.

His wrath erupts like a volcano because of the betrayal of his one true love and turns Ha Ryu into a beast.

He, who was once a mere minion in a gang, makes his way to the top and becomes CEO of Baekhak Group, one of South Korea's leading corporations.

I will step on you and hurt you more than you can imagine," he promises her and his bitter revenge against Da-hae, the woman he, for so long, loved more than life itself, begins... in the end Da-hae becomes the first lady of South Korea, then she is exposed for her crimes after she shoots and injures Ha Ryu.