Alpheus, Marquis of Rodian, is perfect with his tough but brilliant brain and beautiful appearance. However, he has severe tuberculosis, and rumors follow that he always wears gloves. Edith, who has such a handsome man as her boss, works flawlessly as the marquis's treasurer. But why do she have to pretend to be a fake fiance at the order of the Marquis in order to refuse a marriage conversation that she don't like? What is the real heart of this man who is strangely sincere in a relationship that started with a contract? The more she pretends to be fiancee, the more confused Edith starts to get... The combination of a cold-blooded man with dyslexia and an iron-wall defense lady, no one can be vigilant! The beginning of a workplace romance that begins with a contract!