The intelligent and talented martial arts swordswoman Jin-ok (Ha Ji-won), housewife and fighter Hong-dan (Kang Ye-won), and Ga-bi (Son Ga-in), the youngest of the trio: These three women are Joseon's top bounty hunters, and they never fail to capture a target, no matter the criminal or the crime. They set out on a secret mission commissioned by the king to search for the stauroscope, and in doing so, prevent a powerful group from gaining absolute power and overturning the royal family.
Cast
Ha Ji-won as Jin-ok: Fearless leader of the group with unstoppable drive and charisma. She also invents unique weapons with the ability to disguise herself.
Kang Ye-won as Hong-dan: A married woman ("ajumma") who is better at throwing daggers than cooking and better in tumbling than housework. She's swift with a sword and thinks money is the best thing on earth.
Gain as Ga-bi: The youngest of the group, she's a fist first and ask questions later kind of person.
Ko Chang-seok as Mu-myeong: A monk (Mu-myeong literally means "no name").
Joo Sang-wook as Sa-hyeon: A warrior who threatens the three women.