Yoon So-yi

When a thief driving a motorcycle steals a purse of a pedestrian, the clumsy, naive and honest rookie policeman Sang-hwan runs after him, but the skilled specialist in martial arts Wi-jin captures the criminal and Sang-hwan is severely injured. She brings Sang-hwan to her home, where the six Masters of Tao heal him and believe that he has a powerful Qi, the spiritual energy of the universe, and could be a powerful warrior... (imdb)

When an invading army conquers the ancient Korean capital of Balhae, beautiful swordswoman Yeon So-ha (So-yi Yoon) sets out to help the kingdom's prince (Seo-jin Lee) return from exile and reclaim his rightful throne. But with assassins and criminals hot on their trail, only by unsheathing their lethal blades can they defeat their enemies and return the prince to power. Director Young-jun Kim's martial arts thriller also features Hyeon-jun Shin. (netflix.com)

The story of the investigative team Number 5 specially organized to actively combat crime through stake outs, wiretapping, communications monitoring, and deep-cover infiltration. A secret police unit that bends the limits of the law in order to fight crime, the new department comes in addition to the existing departments for criminal investigations, special investigations, criminal affairs, and white collar crime. (mydramalist)

Set in an alternate universe, in which Korea is a constitutional monarchy in 2018, Oh Sunny is a bright and vivacious musical actress who marries the emperor. She becomes involved in the palace power struggle and a mysterious murder that sets off events that threaten the monarchy itself, while searching for true love and happiness. But, she ends up falling in love with Na Wang Sik who works as a bodyguard for the imperial family. (imdb)

Childhood friends Baek Dong Soo and Yeo Woon are both prodigies in combat. But while Baek Dong Soo became the top swordsman in the land, Yeo Woon would go on to serve a group of clandestine assassins whose aim is to overthrow the throne. (imdb)