Katarina Milenkovic is a student of doctoral academic studies in chemistry. She was attracted to the chemical world even when she was little, because it is full of colors and elegant shine. She is very reactive when her friends are around, who act as catalysts for her, but she can also be inert when the reaction conditions are not favorable. He sees life as a laboratory, where every new day provides an opportunity for new discoveries and great achievements. She uses her free time to socialize and train, because that's how she absorbs the energy that drives her. This young chemist, full of courage and enthusiasm, continues to research and gather new knowledge in the laboratory.