In the world we are living in, super powers are said to be one's fantasy. But in another universe, super powers do exist. They are possessed mostly by high school students and thus creating chaos as they fight among themselves. This led to the ruler of the universe to create a ranking system where all the high school students will be ranked according to their Strength, Defence, Agility and Stamina, also known as the 'SDAS'. With rules set, the students from high schools all over the world begin their dream to become the strongest and highest in the Ultimate Ranking System, the Ultimate One.