On a humid summer day, a preview of the director's new film is held at a small theater in crisis due to COVID-19. As the boss refuses to operate the air conditioner, the tired part-timer's patience begins to run out because of complaints from the heat-weary audience.
| Actor | Role |
|---|---|
| BBaek Seung-hwanSecretary | Secretary |
 Lee Hee-junDirector | Director |
| KKo Joo-hwanActor | Actor |
| CCha Yu-miActress | Actress |
 Shin Min-jaeTheater Owner | Theater Owner |
 Kim Chung-gilTheater Worker | Theater Worker |
 Lee Ja-eunWoman in Blind Date | Woman in Blind Date |
| KKo Seong-wanSeung-wan's Brother | Seung-wan's Brother |
| CChoi YoungSeung-wan's Brother | Seung-wan's Brother |
| CChan Il-jeonGV Presenter | GV Presenter |
| BBatinna MosleyAudience | Audience |
| PPark Won-jinActor | Actor |
| JJo Joon-heeActor | Actor |