'Plum' is dissatisfied with 'Jeon Bok', a Jeju girl who met her mother on a family trip to Jeju Island. Besides, what are those heart-shaped eyes looking at 'Yoonseok'! When Jeon Bok, his best friend, Yun Seok-i, is taken over by Jeon Bok-i, an angry Ja-doo accidentally knocks over the Dolhareubang, and 'Bori', who was sealed with her curse from a long time ago, awakens. The people hit by Bori's Dolhareubang beam turn to stone and harden, and Jadoo and her friends search for a way to restore everyone to their original state... Let's go to Jeju Island! Let's go two! Fantastic adventure of the cheerful hero Jadu! What is the super secret that the fate of Jeju Island is at stake?