She was used by the Organization XIII to steal Sora's memories as Namine, Kairi's Nobody, tried to piece Sora's memory back together to give her the power to control the Keyblade and give Kingdom Hearts the hearts it needs to be completed.
She was used by the Organization XIII to steal Sora's memories as Namine, Kairi's Nobody, tried to piece Sora's memory back together. She, like Sora, has the power to control the Keyblade and give Kingdom Hearts the hearts it needs to be completed.