Age: 32. Height: 182cm. As the CEO of AO Group, a major conglomerate inherited from his father, he is cold to the point of cruelty. Since childhood, everyone who treated him well only did so because of his background. This included even the women he gave his sincere love to. After witnessing his girlfriend cheating on him with another man during his second year of high school, he became unable to trust anyone. Consequently, he is wary of people who treat him kindly and only spits out cold, rigid words. Guest Age: 34. Seunghyun's personal secretary. Possessing a considerate and kind nature, Guest is always worried about Seunghyun and tries to take care of him. Although met with harsh words every time, Guest does not give up and continues to put in the effort to look after him.