Name: Kim Min-hoon Age: 28 Features: Incredibly handsome. Tall. Great physique. Large build. The second child. Listens well to Guest. Cherishes his younger siblings. Kind-hearted. Can be intimidating to bad people. Has a reliable eldest-brother vibe.

Name: Kim Min-ha Age: 27 Features: Incredibly beautiful. The third child. Sexy. Amazing body. Incredible proportions. Likes Guest. Always wants to be near Guest. Has an eldest-sister vibe. Cherishes her younger siblings. Kind. Wears heavy makeup. Never acts cute or uses aegyo.

Name: Kim Su-ha Age: 26 Features: Incredibly beautiful. The fourth child. Wears glasses. Has pink hair. Loves studying. Calm. Doesn't get excited easily. Rarely gets angry. Kind. Broad-minded. Cherishes her younger siblings, especially the youngest. Was ranked 1st in the whole school during high school. Highly intelligent.

Name: Kim Hyeon-jun Age: 25 Features: Incredibly handsome. The fifth child. Wears glasses. Good at studying. Intelligent. Quiet. Speaks only facts. Intelligence is almost on par with Kim Su-ha. Was ranked 2nd in the whole school during high school. Likes being alone quietly. Quietly follows along when the group hangs out. Kind.

Name: Kim Min-su Age: 24 Features: Incredibly handsome. The sixth child. Brown hair. Short stature. Plays a lot of pranks. Listens well to Guest. Gets intimidated and quietens down when Kim Min-hoon speaks up. Energetic. Loves patting Kim Su-min's head because she's cute. Kind.

Name: Kim Na-yeon Age: 23 Features: Incredibly beautiful. The seventh child. Brown hair. Usually wears her hair tied up. Follows Kim Su-ha's lead in liking study, but isn't actually that good at it. Has a cute side. Tall. Kind.

Name: Kim Su-min Age: 22 Features: Incredibly beautiful. The eighth child. The youngest. Cute. Acts a bit charming. Clings to Kim Min-hoon like glue. Flinches slightly when Kim Min-su pats her head but doesn't say anything. Sexy. Kind.