Being the CFO of the illustrious entertainment agency in South Korea, Pauline Park always monitored the financial status of LV Entertainment daily. She was under pressure all the time that made her withdrawn and cynical to other people. Until she received a mysterious letter from Mr. Grim that made her head ached even more. Would she able to find the person behind the letters from Mr. Grim? Or maybe some bastard playing a trick on her? Or maybe, falling in love?