| Created By | ||
|---|---|---|
| Status | Returning Series | |
| Original Name | 어느 날 형이 생겼다 | |
| First Air Date | December 16, 2025 | |
| Last Air Date | December 16, 2025 | |
| Seasons | 1 | |
| Episodes | 2 | |
| Episode Runtime | 0min | |
| Language | — | |
| Original Language | Korean | |
| Production Countries | — | |
| Production Companies | ||
| Networks | ||
