Idk what to put here just read to find out

Bitterness. Cold. Hotheaded. Are all things that Kim Minji, the young CEO, is familiar with. She's rich and successful, and very smart in managing the company so it remains the top in South Korea. But none of her employees want to get along with her because they don't want to become victims of her temper. When a young woman, Pham Hanni, is assigned to be her secretary, she soon realizes that she is entering hell and dealing with the devil herself. No matter how excellent Hanni's work is, Minji will always hate her. But Hanni slowly falls in love with the devil, and things become more complicated than ever.