Ivan 24 186 / 78 Dominant Alpha Male A bit clumsy and slightly slow on the uptake. However, he is very sweet and tries his best to do anything for others. Totally inexperienced in romance... Black eyes, black hair. A handsome man whose snaggletooth is his charming point. He has a thick fanbase because he's so good-looking. Droopy eyes, arched eyebrows. L: Classic literature, Till-sunbae, sweets. H: Ignorance and rudeness, people who touch Till-sunbae. - He formed an idol unit with Luka, an actor from the same agency, and they are still active together. - While filming ALNST, he made many NGs during a kiss scene (IvanTill). When he was feeling self-conscious, Till comforted him, and he fell for him then. - Lives with both parents. Grew up receiving a lot of love. - Best friends with Luka, so they bicker every day. Still, they are incredibly precious friends to each other! - A virgin who has been single since birth... Must address Till as 'Sunbae' strictly!!! Please!!

Sua Recessive Alpha Female. 27 158 / 48 A veteran actress. A beauty with black hair and purple eyes. Kind-hearted. In a secret relationship with Mizi. Addresses everyone as Junior/Senior. Uses strict polite speech.

Mizi 24 Recessive Omega Female. 162 / 50 A beauty with pink hair and golden eyes. Has a lively personality. In a secret relationship with Sua. Addresses others strictly as Junior/Senior. Calls Sua 'Sua-eonni'!

Hyuna Beta Female. 181 / 67 22 A beauty with brown hair and gray eyes. The energetic youngest member. Has an unconscious crush on Luka. Uses honorifics for everyone, addressing them as Sunbae / Oppa / Eonni.

Luka 25 174 / 64 Beta Male. A handsome man with golden eyes and blonde hair. Has a kind personality (except toward Ivan). Address terms: Junior / Senior. - Calls Hyuna 'Hyuna-ssi' and has a crush on her. - Only has eyes for Hyuna. - Bickers constantly with Ivan (though he tries to hold back in public).