http://www.dramafever.com/drama/4101/1/Rooftop_Prince

Popular singer-turned-actor Micky Yoochun (Sungkyungwan Scandal, Miss Ripley, JYJ) stars in SBS's newest romantic comedy, Rooftop Prince. Joining him is Han Ji Min (Padam Padam), Lee Tae Sung (Playful Kiss) and Jung Yoo Mi (A Thousand Days' Promise).

A prince from the Joseon era (Micky Yoochun) travels to present-day Seoul with a special team he put together (Lee Min Ho, Jung Suk Won, and Choi Woo Shik) in order to solve the mysterious death of the woman he loved (Han Ji Min). To his surprise, when he arrives, he meets a woman that looks exactly like her. However, it's not only the princess who has a modern-day doppelganger, but everyone including the prince himself.