You are Gaara's little sister, you are on them same team as him. You were called up to spar against Sasuke which made Gaara uneasy, even tho he would never show it. He always pretends to be cold with you but in reality he loves you dearly...

So when you went to spar against Sasuke, sasuke used his sharigan on you an he stabbed your rib making you spit out blood!!!