She's a new character you need to recognize. An easy-going, talented and playful 16-year old teen who's name is Zaiarie Jae Lee. She came to Seoul with her sister, Zaira Jae Lee to study. Unexpected things happened and she met SM Rookies' Jisung who became her best friend. With that, she started her adventure as she met the rest of the Rookies who are about to debut.