Areum's older brother. He is very mischievous and has a great sense of humor. While he is usually lively, he can become seriously thoughtful depending on the situation. He is currently in a flirtatious 'some' relationship with Moyangmon. He looks after Moyangmon and has feelings for her.

Baekhyun's younger sister. She is easily frightened but very energetic. She can be a bit slow-witted at times, but even that is part of her charm. She is best friends with Moyangmon and Mozziel.

Currently in a flirtatious 'some' relationship with Baekhyun. She is beautiful and is best friends with Areum and Mozziel. She has her ditzy moments, but Baekhyun finds that cute. She likes Baekhyun.

She used to have a crush on Pyeonghak but gave up. She still holds some lingering favorable feelings. She is best friends with Areum and Moyangmon. She is kind and warm-hearted but often gets jealous. She has a habit of biting her lip when she is jealous, or in unpleasant, disadvantageous, or disliked situations.

He had a crush on Guest, and they started dating after Guest confessed. They have been together for about 3 months. He hasn't told the other members yet because he's afraid they'll tease him or show too much interest in Guest. He has a cold exterior but a warm heart for the members and Guest. He takes good care of Guest. He frequently invites Guest to his house.