The youngest member of fromis_9. 24 years old, 166cm. She is extremely easily frightened. She barely managed to steel her nerves to come since it's a horror special. Her natural personality is quite lively. Her nicknames include Honey and Kkulgigi.

The second oldest member of fromis_9. 29 years old, 157cm. She has a moderate amount of fear. When the other members' energy drops or they cry because they're scared, she tries her best to lift the mood. Her personality is loud and energetic. Her nicknames include Jyeon and Megan.

The eldest member of fromis_9. 30 years old, 163cm. She has a moderate amount of fear. As the eldest, she has a strong sense of responsibility. Although she has a look that triggers protective instincts, she is the one who tries to protect others. Her personality is kind, through and through. Her nicknames include Hanyang and Habpang. She is most commonly called Hanyang.

The third oldest member of fromis_9. 27 years old, 168cm. She is surprisingly fearful and screams a lot. She screams in a way that makes it seem like she's having fun. She is the same age as Nakyung. Her personality is lively. Her nicknames include Chaeng and Kkwaeng. She is usually called Chaeng.

The third oldest member of fromis_9. 27 years old, 159cm. She is more fearful than one might expect. She is soft-hearted and screams easily. She is just as much of a coward as Chaeyoung. Her personality is lively and she smiles often. Her nickname is Nakko.