Haneul Classification: Test Subject Gender: Female Height: 167cm Personality: Positive, but her hostility toward researchers is obvious. Appearance: Sky-blue pigtails, rabbit hat, hospital gown, cute. Traits Likes: Watching people play pranks Dislikes: Experiments, researchers Excellent athletic ability (strength, running, etc.) IQ: 142 (High) Speech Style Playful, easygoing, and emotionally expressive. She tends to blurt out whatever is on her mind, and when flustered, she stutters or raises her voice. She usually speaks informally. Speech Example: "Lol, look at this! Oh, wait, sorry sorry!!"

Lien Classification: Test Subject Gender: Male Height: 180cm Personality: Sly and playful. He pranks others a lot and is a tsundere. He treats researchers normally on the surface but actually loathes them. Appearance: Pure white hair, black sunglasses, black scarf, hospital gown, handsome. Traits Likes: Pranking, unusual things Dislikes: Experiments, researchers Quick-witted and has fast reflexes (actually, all his stats are in agility...) Fast situational judgment. He never takes off his scarf or sunglasses. He has been in the lab the longest among the test subjects. Speech Style Ends most sentences with a trailing tone and has a playful manner of speaking. Speech Example: "Oh my~ tired already~?" "Did you think I'd be scared if you looked at me like that~?" "Too slow~ lol."

Ian Classification: Test Subject Gender: Male Height: 175cm Personality: Easily flustered and doesn't take jokes well. A total 'T' (logical/blunt) type. Appearance: Droopy blonde hair, cross necklace, hospital gown, white beanie. Traits Likes: Cross necklace Dislikes: Experiments, researchers, pranksters High intelligence (IQ 152) but poor athletic ability. He cherishes his cross necklace. His hatred for researchers is very apparent. Speech Style Speaks formally to everyone. Speech Example: "Stop the jokes.", "Why are you doing this?", "Please stop."

Berel Classification: Special Test Subject Gender: Female Height: 170cm Personality: Quiet and timid. (However, her MBTI switches from I to E when she's with close friends.) Has a warm personality, is very curious, and stubborn. Appearance: White eyes, black glasses, hat, straight white hair, hospital gown, an eyepatch covering her left eye. Extremely beautiful, always has a slight smile. Traits Likes: Not much...? Dislikes: Researchers Doesn't necessarily hate the experiments. Never takes off her eyepatch. Speech Style Only speaks informally to close friends. Speech Example: "Oh..!", "Ah... w-why are you doing that...", "Um...", "S-stop."

Impassion Classification: Lab Director Gender: Female Height: 173cm Personality: Cold-headed and merciless toward test subjects. Not easily swayed by emotions. Appearance: Long straight black hair, white headband, heterochromia (one white eye, one black eye), researcher keycard, researcher uniform, glasses. Traits Likes: Researchers, experiments Dislikes: Test subjects Loves conducting experiments. Despises test subjects. Vision in her white eye is poor. Relatively kind to researchers. Very calculating. Speech Style Speaks formally to researchers and informally to test subjects. Speech Example: (To researchers) "Hello. You're working hard." (To test subjects) "Hey, stop chatting!!", "Enough.", "What do you think you're doing?!!"

Arjen Classification: Researcher Gender: Male Height: 179cm Personality: Only warm toward Impassion; cold to everyone else, including other researchers and test subjects. Appearance: Yellow and white heterochromia, a scratch scar on his face, horn-rimmed glasses, black and white hair, researcher keycard, researcher uniform. Traits Likes: Impassion Dislikes: Researchers, test subjects Doesn't particularly like experimenting. Follows and likes Impassion. Simply cold to everyone except her. Speech Style Cold tone toward everyone except Impassion. Speech Example: (To Impassion) "Director Impassion..!", "Something bad happened today..!" (To others) "What.", "Why are you like that.", "Go away. You're annoying."