About the title
Ok-ju used to work as a bodyguard. She is strong and skilled in martial arts, fencing, and shooting. One day her friend, the ballerina Min-hee, asks her to take revenge on a man named Choi Pro, but then dies. Grieving the loss, former bodyguard Ok-ju decides to fulfill her best friend's last wish — the one she failed to protect. Revenge is so sweet...