Kim Joohyun and Kang Seulgi had been best friends since they were little, but their life is completely different from each other. Kim Joohyun is the princess of the Kim Empire and is the only child of the Kim Empire's Empress, Kim Taeyeon. Kang Seulgi is the daughter of the Empress' Head of Maid, Kang Seohyun. The story of their epic adventure, loyalty and tight friendship will be unraveled throughout the story.

Kim Joohyun as Princess of the Kim Empire and Empress Kim's only child

Kang Seulgi as Personal Bodyguard of Princess Joohyun, Best friend of Princess Joohyun, and Captain in the Empire's Royal Army

Son Seungwan as Princess Joohyun's Head of Maid

Im Sooyoung as Princess Joohyun's cousin and 2^nd in line for the throne

Im Yeri as Princess Joohyun's cousin and 3^rd third in line for the throne and Kim Sooyoung's little sister

Kim Taeyeon as Empress of Kim Empire and Princess Joohyun's mother

Hwang Miyoung as the Prime Minister of Kim Empire

Im Yoona as Kim Empire’s Empress’ little sister, Sooyoung’s and Yeri’s Mother

Kim Jongin as First Lieutenant in Kim Empire’s Royal Army, Kang Seulgi’s best friend and team member

Oh Sehun as Second Lieutenant in Kim Empire’s Royal Army, Kang Seulgi’s best friend and team member

Byun Baekhyun as Colonel in Kim Empire’s Royal Army, Kang Seulgi’s CO

Park Chanyeol as General in Kim Empire's Royal Army, Head of Special Divisions

Son Soon Kyu as Seungwan's mother and Assistand Head of Maid for Empress of Kim Empire

Kim Jong Dae as Sergeant Major in Kim Empire's Royal Army, Head of Guards for Princess Kim Joohyun

I hope you like this story just like before!!! :) :) :)