In fight class 3's world,Maria was the daughter of one of the most famous martial arts families in Brazil,one day,jiu dae gak killed her whole family,she was hiding in a closet,her dad tried to make her escape before he dies also,she did escape but...her family,every member got killed,she decided to get revenge,she joined Vale tudo,the biggest fighting arena in Brazil,it was the only way to find jiu dae gak's place,she won the competition but didnt get any string to find him,so she went to South Korea,she decided to join a school that has fighting classes,the Vale tudo was made in korea also,by jiu dae gak,so she decided to get to the fight class 3 so she can join the Vale tudo again,but unfortunately she met a strong opponent that won against her brutally,all of that affected her personality,she became so quiet,non-social,has traumas,sometimes aggressive,full of hatred,and also a crazy skilled fighter! one day she met jiu ji tae the son of the bastard jiu dae gak,he was the only one that can help her to find jiu dae gak he also had a dark past with his father she decided to train him hardly,made him even join fight classes she also decided do support him with money,then got to live with him but the place was small here the story starts