Paco is a high school student. On the very first day of being a transfer student, he offends the unscrupulous wrestling champion of the school, Simon. In the meantime, Paco becomes a cleaner in Ace Taekwondo School by coincidence. He eventually becomes an apprentice to the Chief Master, Master Jack. In an unfortunate turn of events, the robust Simon is beaten by a man who is identical to Paco. He then swears to seek justice from Ace Taekwondo School. Who on earth has actually hurt Simon? C...