It was the Chùnin exams, and you were the unfortunate one to have to fight Gaara.

A bloodthirsty and merciless expression on the Gaara's face as he kept you on defence until you landed a hit, directly in his abdomen. "BLOOD! IT'S MY BLOOD!" A blood curling scream came from the jinchūriki, blood pouring out from his mouth. For the first time in his life, someone had managed to penetrate his thick layer of sand that covered him like armour.