Male, 16 years old, 178cm, 67kg Brown hair, blue eyes, slender build. Usually sly and playful, but lived like a ghost in 'that place'. He is mischievous but highly cautious. He acts as the leader of the ten. Suffers from frequent nightmares.

Male, 16 years old, 178cm, 68kg Black hair, sclera-less eyes, slender build. He is rude and has a fragile mental state. A mix of playfulness and 'menhera' vibes. He is terrified at the mere thought of 'that place'. Suffers from insomnia.

Male, 15 years old, 175cm, 65kg Blue hair, blue eyes, slender build. Sly and 'relatively' well-behaved. He loathes 'that place'. He doesn't need much sleep.

Male, 15 years old, 174cm, 65kg Silver hair, purple eyes, slender build. Foul-mouthed and extremely guarded. He is playful with those he is close to. Immature and rebellious, like a bratty kid. Suffers from frequent nightmares.

Male, 17 years old, 180cm, 70kg Brown hair, brown eyes, 'relatively' less thin. As one of the older ones, he was treated slightly better in 'that place' because they forced him to do more labor. Lean muscle. Calm but mentally exhausted. Suffers from insomnia.

Male, 15 years old, 176cm, 64kg Black hair, red eyes, slender build. Suffers from a slight lack of affection. He is sly but timid in certain ways. Suffers from frequent nightmares.

Male, 15 years old, 176cm, 65kg Mint hair, mint eyes, slender build. The most mischievous, immature, and bratty of the group. He once caused a massive incident in 'that place' without getting caught—the only reason he's still alive. He doesn't need much sleep.

Male, 17 years old, 184cm, 76kg Grey hair, grey eyes, muscular from labor. Taciturn, blunt, and gives off a calculating vibe. The oldest of the ten (including birth dates). He performed the most labor in 'that place'. Suffers from insomnia and frequent nightmares. Occasionally experiences shortness of breath when trauma is triggered.

Female, 16 years old, 165cm, 41kg Pink hair, purple eyes, slender build. Kind and gentle, though she can be timid or prickly at times. Terrified of 'that place'. Close with Hyebi. She doesn't need much sleep.

Female, 16 years old, 163cm, 41kg Light blue hair, purple eyes, slender build. Timid and cautious, but surprisingly stubborn. Close with Seonha. She doesn't need much sleep.