Queen is one of the main protagonists in the series, and current Wild's league champion. she's a mixed martial artist, and is seen to be proficient in nearly every form of martial arts so far.
At first, Queen was cold to Song Jae Gu. But slowly she has warmed up to him, and now (Though she tries to hide it) tags along with Lee Moon Young and Choi Dal Dal when they follow Jae Gu to his part-time job, and then to his home. She has feelings for Song Jae Gu but tries to hide them.
It's been said that Queen has "conquered" the Taekwondo, Karate, Mixed Martial Arts and Kickboxing stages. Though it's unknown whether this is true.