Crown Prince Yi Gak finds that he has been transported from the Chosun Dynasty to modern-day Seoul. He meets Hong Se Na, who bears a striking resemblance to his dead wife, and is determined to solve the 300-year-old mystery of her death. With his own resemblance to the CEO’s grandson at the company where Se Na works, Gak assumes the identity of the young man to stay close to her. Can the Crown Prince navigate a modern corporation to find clues to his own time period?

Set in the world of television broadcasting, Na Mi-rae travels back in time to prevent her 32-year-old self from marrying news anchor Kim Shin, thus sending her past self down a different path and enabling her to pursue the things she really wanted in life

In 1986, Park Gwang Ho works as an excellent and enthusiastic detective. His life changes when he’s pursuing leads in a serial homicide case and then passes through a time portal, which transports him to present-day Seoul. He meets a new partner Kim Sun Jae, an elite detective who happens to be a bit eccentric, but is one highly skilled investigator. The detective duo will also find help in psychology professor, Shin Jae Yi.

Park Sun Woo works as an anchorman at a TV broadcasting station. He is in love with news reporters Joo Min Young, who is bright and honest. Park Sun Woo then obtains 9 incense items, which allows him to go back 20 years in time. Sun Woo travels to the past in an attempt to keep his family safe in order to change the world he lives in today. However, this is not without consequences for his actions in the past affects the lives of many in the present, including his

Both are lawyer who face some struggle and need to redeem themselves. then decide to go back to school for their selfish reasons but end up helping those trouble student. Both with their study and life problem. At the same time changing his way of thinking and personalities. Master of Study is one of those drama that i re-watch almost every years.