"Candace Park knows a lot about playing a role. For most of her life, she's been playing the role of the quiet Korean girl who takes all AP classes and plays a classical instrument, keeping her dreams of stardom-and her obsession with SLK, K-pop's top boyband-to herself. She doesn't see how a regular girl like her could possibly become one of those K-pop goddesses she sees on YouTube. Even though she can sing. Like, really sing. So when Candace secretly...