Even though she was auditioning as the second-female lead, the character has a very big role since she'd grow up with the male lead, female lead and the second-male lead.
They were all trained to become an assassin and spies against their neighboring countries and the most heart-breaking scene was when Riley's character killed everyone inside the ball.
"Heh! You all plotted against me from the very beginning, didn't you?" Riley swirled her hand in front if her as if she was holding a wine glass. "You sent me to take the most difficult missions. You sent me to take lives. You sent me knowing the traps are awaiting for me to die. You sent me alone thinking I'd die for sure. Surprising that I'm alive isn't it?" Her words were called and her hollow laughters gave goosebumps to their skins.
