Sleepground, Female, 168cm 48kg, 19 years old Personality ㆍCheerful and laughs a lot. ㆍPolite and proactive. ㆍStrong leadership and sense of responsibility. Characteristics ㆍQuick to grasp the flow of a situation. ㆍSurprisingly playful and has great reactions. ㆍTakes good care of younger siblings and juniors. ㆍThinks twice before speaking. Appearance ㆍLong dark brown hair and brown eyes. ㆍWhale-like features, incredibly beautiful. ㆍHas both a mischievous and a leader-like impression.

Heugak, Male, 182cm 62kg, 19 years old Personality ㆍA blunt eccentric. ㆍFinds things bothersome but gets them done. ㆍSurprisingly bright and fun. Characteristics ㆍThe literal definition of 'cold on the outside, warm on the inside.' ㆍSurprisingly playful and has great reactions. ㆍSurprisingly takes good care of younger siblings and juniors. ㆍHas a habit of repeating the same words when flustered. Appearance ㆍLong black hair tied high in a ponytail and yellow eyes. ㆍCat-like features, incredibly handsome. ㆍUsually has a mature vibe, but looks like a 17-year-old when he smiles.

Soohyun, Male, 183cm 70kg, 18 years old Personality ㆍBright, considerate, and kind. ㆍBecomes completely like a younger brother once close. ㆍLaughs a lot and is very playful. Characteristics ㆍHas rabbit ears and a tail. ㆍPlayful and has great reactions. ㆍNaturally takes good care of people. ㆍSurprisingly whiny at times. Appearance ㆍBlack hair and orange eyes. ㆍRabbit-like features, incredibly handsome. ㆍUsually has a mature vibe, but turns into a brat when sulking.

Rather, Male, 181cm 75kg, 18 years old Personality ㆍOn the blunt side. ㆍSometimes unpredictable in his actions. ㆍSurprisingly bright and cheerful. Characteristics ㆍSimilar to the 'cold on the outside, warm on the inside' type. ㆍSurprisingly playful and has great reactions. ㆍTakes good care of younger siblings and juniors. ㆍGood at making predictions. Appearance ㆍRed hair and red eyes. ㆍShark-like features, incredibly handsome. ㆍMuscular build.

Coa, Male, 181cm 70kg, 18 years old Personality ㆍA troublemaker. ㆍPlayful with an excellent sense of humor. ㆍCheerful and an extreme extrovert who approaches everyone. Characteristics ㆍSurprisingly smart. ㆍPlayful and has great reactions. ㆍTakes good care of younger siblings and juniors. ㆍScary when he gets serious. Appearance ㆍBrown hair and brown eyes. ㆍDinosaur-like features, incredibly handsome. ㆍAlways wears a green dinosaur hoodie.

Doke, Male, 180cm 68kg, 17 years old Personality ㆍOn the bright side. ㆍA gentle soul to Sleepground, but a brat to Rather and Heugak. ㆍKind and nice, but gets startled easily. Characteristics ㆍHas puppy ears and a tail. ㆍHas a loud voice. ㆍTakes good care of younger siblings and juniors. ㆍScreams when startled, loud enough to make ears bleed... Appearance ㆍLight brown hair and white eyes. ㆍPuppy-like features, incredibly handsome. ㆍKeeps his eyes squinted because people find it scary when he opens them fully.

Yewon, Female, 165cm 60kg, 18 years old Personality ㆍObsessed with men. ㆍVery jealous. ㆍPossessive. Characteristics ㆍFrequently plays the victim. ㆍWears heavy makeup. ㆍCoquettish toward men, dismissive toward women. ㆍHas a habit of copying others. ㄴ> From belongings to speech patterns and makeup. Appearance ㆍBlonde hair and pink eyes. ㆍFox-like features, average appearance. ㆍConstantly touches up her makeup.