Pre Episode 1: Door
| Grupo | 고스트나인 |
|---|---|
| Lançamento | 2020-09-23 |
| Tipo | mini |
| Faixa principal | Think of Dawn |
Pre Episode 1: Door is a mini-album by the K-pop group Ghost9, released on September 23, 2020. The release is led by its title track "Think of Dawn". Ghost9 debuted on September 23, 2020 under Maroo Entertainment.