20 years ago Moo-Yeom’s father was a suspect in the "Gap Dong” serial murder case. Because of the detectives’ oppressive investigation, Moo-Yeom’s father killed himself. Now, Moo-Yeom is a detective and works to capture the killer Gap Dong. The statue of limitations has expired for the serial murder case and Moo-Yeom resigns to the belief that Gap Dong is dead. New clues though for Gap Dong appears in front of Moo-Yeom and he sets out to catch him once and for all.

Go Ho is a 29-year-old advertisement contractor who wants success in both her career and romance. Unfortunately, neither seems to be working out particularly well because the only two men in her life are Kang Tae Ho, her short-tempered boss, and Hwang Ji Hoon, her ex-boyfriend. Dealing with their increasingly irritating behavior and her decreasingly abundant time until she hits the “big thirty,” can Go Ho reach for the skies and capture her dreams, or will this starry night end in darkness?

Empress Navier is shocked when her husband seeks divorce to wed his mistress. Refusing defeat, she allies with enigmatic Prince Heinrey, risking all to reclaim her throne and outshine her ex amid palace intrigue and romance.