What's good with Secretary Chou? (Graphic Novel)

Lee Taehyung, Manager of The Lee Corporation hates Chou Tzuyu, his younger brother's girlfriend, for years. Ms. Chou Tzuyu, one of his staff/employee under the Marketing Department has always been rebellious, troublemaker, careless, hard-headed and the talk of the town. But because she is Lee Jungkook's girlfriend, the next general Manager of the company (but a rebelious one too), she has always been forgiven. Taehyung always ends up becoming frustrated and having no choice but to just have a little patience.

Everything turned upside down when one day, Tzuyu waked up with a different soul. A soul from the Joseon era(13th century), the soul of Lady Ja Yoo, the innocent, always clueless, slow spoken Princess who comitted suicide because her lover(Prince Taehyung) was killed, and she was forced to marry her lover's brother, Prince Jungkook.

Will she able to have a happy ending in another life?

While for Manager Taehyung, what will he do if one day the rebelious Chou Tzuyu suddenly becomes soft to him?