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A staircase leading to a schoolgirls' dormitory usually has 28 steps, but sometimes a 29th step appears. Any wish you make while standing on this step comes true, even if it must come true in the most horrific way possible.
as Jin-sung
as So-hee
as Hye-joo
as Yoon-ji
as Kyung-jin
as Se-on
as Dance Teacher
as Dance Class Junior
as Younger Dance Group Member
as Sculpture Club Member
as Radio DJ
as Jin-sung's Ballet Dance Double
2018
2019
2005
1999
2015
2017
2023
2014
2025
2023
2018
2022
1982
2019
2023
2021
2016
2017
