Dear X

Behind a beautiful face hides a cruel nature—Baek Ah-jin, who sees through and manipulates others' hearts. After stepping on the sacrifices of many to reach the top, everything begins to change the moment she arrives there. A woman wearing a mask to escape hell and climb to the highest place. And the story of the Xs being brutally crushed by her.

• 
  Kim Yoo-jung

  Baek Ah-jin
• 
  Kim Young-dae

  Yoon Joon-seo
• 
  Kim Do-hoon