When Oh Hayoung, a literature student, goes to interview the wealthy Oh Sehun as a favor to her roommate Jung Soojung, she encounters a beautiful, brilliant and intimidating man. The innocent and naive Hayoung starts to realize she wants him. Despite his enigmatic reserve and advice, she finds herself desperate to get close to him. Not able to resist Hayoung's beauty and independent spirit, Sehun admits he wants her too, but on his own terms. She hesitates as she discovers the singular tastes of Oh Sehun - despite the embellishments of success, his multinational businesses, his vast wealth, and his loving family, Sehun is consumed by the need to control everything.