Introduction

Rei, a seven year old girl, and her two brothers learn the field of martial arts at Dalziel Dojo, the most illustrious school of self-defense known to the public eye. Rey, the nephew of the owner, values his uncle's profession and excels in skill and natural talent at a young age.

The two cross paths, both equally stubborn and full of self-esteem, determined to show who's the strongest and who exceeds in raw potential. Their competitive rivalry, however, turns into an unexpected twist..