Overview
A horror webtoon writer journeys to a shabby apartment building in search of ideas. The building's caretaker tells him about multiple strange events that happened throughout the building's history.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 30 | 35 | |
 | 59 | 63 | |
 | 25 | 29 | |
 | 41 | 45 | |
 | 35 | 39 | |
 | 38 | 42 | |
 | 35 | 39 | |
 | 22 | 27 | |
| - | - | |
 | 26 | 30 |