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.
You can now watch Wishing Stairs online on the following streaming providers in the United States.
| Directing | Yun Jae-yeon | Director |
| Writing | Lee Shin-ae | Writer |
| Production | An Eun-mi | Producer |
| Editing | Kim Sang-bum | Editor |
| Editing | Kim Jae-beom | Editor |
| Art | Jeon Jae-wook | Props |
| Sound | Park Seung-won | Original Music Composer |
| Writing | Lee Yong-yeon | Writer |
| Writing | Kim Soo-ah | Writer |
| Writing | Lee So-yeong | Writer |
| Costume & Make-Up | Im Gyeong-ran | Makeup & Hair |
| Costume & Make-Up | Park Ye-ri | Makeup & Hair |
| Lighting | Oh Seung-chul | Lighting Director |
| Production | Lee Choon-yun | Executive Producer |
| Visual Effects | Kim Byeong-gi | Special Effects Supervisor |
