The Spirit in School Uniform
Students staying in school alone might run into a spirit in its winter uniform. Some say it brings you good luck.
The classmates came up with a trick to fool their teacher. All classmates took part except Ri Sun. One night, Ri Sun stayed in the study room alone and her friends, En Jin, came to look for her.
Tae Seo and his friends were discussing about the seven mysteries of their school. They were excited when talking about the sixth rumour, but when it came to the seventh story, something happened.