After her family falls from prosperity, she is forced to live under the same roof as her family's business nemesis. By day, she works diligently as his personal assistant; by night, she secretly saves money, hoping to leave with her head held high someday. What she doesn't know is that the seemingly distant man has long noticed everything about her, even remembering every single kiss mark she secretly tried to hide after getting drunk. She thinks she's playing her own game, unaware that every step she takes is already part of his plan. In this silent hunt, who will be the first to fall in love for real?