After summer vacation, So-ri transfers to a new school and finds an anonymous letter in her desk drawer with an introduction to the school and a clue to finding the next letter. “If you want to keep reading, find my second letter!” While following the clues in the letters and searching all over the school […]

Đạo diễn: 김용환

Thể loại: Bí ẩnChính kịchPhiêu Lưu

Diễn viên: 김민주