Lee Jung Do, a seemingly ordinary guy working at his father's chicken restaurant, is a martial arts prodigy with expertise in taekwondo, kendo, and judo. One day, he saves a martial arts officer from an attack by a probationer, leading him to temporarily fill in for the injured officer. Partnered with probation officer Kim Sun Min, Lee Jung Do assists in managing violent offenders. Impressed by his fighting skills, Kim Sun Min recommends he become a full-time martial arts officer.
(Source: MyDramaList)
