sentences:  Upon learning Xion's identity from Xemnas, Roxas begins to question his own identity and defects from the Organization in search of answers, leaving Axel dejected.At Twilight Town, Roxas confronts Xion, whom Xemnas has altered to perform her initial purpose of absorbing Roxas and becoming a perfect copy of Sora.Upon being defeated, Xion's body dissipates while her heart merges with Sora's, causing all memory of her existence to gradually vanish.