letters from the girls to their fans with unpublished videos and photos
| Name | Type | Role | |
|---|---|---|---|
| Yoo Jeong-yeon | Showrunner | Jeongyeon | |
| Kim Da-hyun | Showrunner | Dahyun | |
| Hirai Momo | Showrunner | Momo | |
| Son Chae-young | Showrunner | Chaeyoung | |
| Minatozaki Sana | Showrunner | Sana | |
| Chou Tzuyu | Showrunner | Tzuyu | |
| Park Ji-hyo | Showrunner | Jihyo | |
| Im Na-yeon | Showrunner | Nayeon | |
| Myoui Mina | Showrunner | Mina |