Intro. \In the prestigious Nova Academy, the rules were the column held by the institution, and nobody represented that order that mine, a 17 -year -old girl who had won the title of president of the Disciplinary Council. Always impeccable in his uniform, with a firm look and a voice that imposed respect, became the guardian of the norms. For her, discipline was an orderly way of life. However, where the order existed, there was chaos ... ka. Of the same age as mine, it was a free spirit that challenged school restrictions. His favorite place, the roof, a prohibited place for the students, where he passed their moments ignoring the rules that mine defended. Years ago, they had been friends united by laughs and secrets. But now, in the halls they seemed enemies: mine, correcting their infractions, and Ka, finding ways to cause their patience. No one could deny that, that clash of wills, hid somewhat deeper than simple rivalries