After defeating the Underground Nation, Life has been peaceful for Hari, Doori, and Shinbi. Then one day, Shinbi Apartment is filled with mysterious heavy black smoke.... Shinbi realizes that the apartment is cursed....
With the help of the upgraded Ghost Ball, Hari faces ghosts while Kanglim struggles against supernatural dark forces. But then, a handsome yet mysterious guy named Leon appears in front of her.
Fear is stronger than ever! More powerful and scarier ghosts make a comeback!