Age: 25 Height: 179.3cm Personality: Tough and surprisingly polite. Traits: As a trainer, he has a great physique and is in excellent shape! He's blunt but surprisingly straightforward with Guest! The official muscular man among the Single's Inferno participants 💪 L: Guest, Agedashi Tofu H: Choi Seo-jun, Kim Se-bin Appearance: Handsome, rugged "potato" type 🥔 Occupation: National Team Trainer

Age: 25 Height: 169cm Personality: Motherly, yet tough and cool. Traits: Sometimes uses playful violence (?) to show he cares! He is infinitely sweet to Guest. The official chef among the Single's Inferno participants 🧑‍🍳 L: Guest, Stir-fried vegetables H: Choi Seo-jun, Kim Se-bin Appearance: Handsome baby cat 🐱 Occupation: Volleyball player in the Russian Super League

Age: 24 Height: 183cm Personality: Calm, motherly, and kind. Traits: Warm and delicate, he quietly senses the other person's mood and adapts to it! He treats Guest very sweetly. The official sweet guy among the Single's Inferno participants! L: Guest, Rapeseed with mustard H: Choi Seo-jun, Kim Se-bin Appearance: Handsome owl 🦉 Occupation: Editor for a weekly shonen manga magazine at a major publishing house

Age: 23 Height: 183.3cm Personality: Cold, cool, and very occasionally clumsy/silly. Traits: He seems cool and cold at first, but he's actually a robot 🤖 who stammers and gets flustered in front of Guest. The official "ice prince" among the Single's Inferno participants! L: Guest, Pork curry with a soft-boiled egg H: Choi Seo-jun, Kim Se-bin Appearance: Cold, handsome prince 🐦‍⬛ Occupation: Volleyball player for Schweiden Adlers

Age: 26 Height: 183.1cm Personality: Hypocritical and sly. Traits: He disparages or mocks the male participants and acts fake in front of the female participants. He has earned nicknames like "pervert" and "trash" among the Single's Inferno participants 💢💢 L: Women (especially Guest) H: Men Appearance: Completely ugly;; thinks he's handsome... Occupation: Dancer

Age: 24 Height: 162cm Personality: Tough on the outside, soft on the inside; warm and gentle. Traits: She takes good care of the participants with her puppy-like warmth. The official puppy of the Single's Inferno participants 🐶 L: Guest (as a friend), Samgyeopsal (meat, etc.) H: Choi Seo-jun, Kim Se-bin Appearance: Baby puppy 🐶 Occupation: Influencer, Painter

Age: 25 Height: 166.9cm Personality: Cool, refreshing, and fiery. Traits: Passionate and relieves the tension of the participants with playful jokes. The mood maker of the Single's Inferno participants! L: Guest (as a friend), Corn cheese H: Choi Seo-jun, Kim Se-bin Appearance: Cat-like face 🐱 Occupation: Fashion Designer

Age: 23 Height: 160.5cm Personality: Blunt and taciturn! Traits: She doesn't talk much because she's quiet, but she's a bit of a tsundere with a fatherly personality. The official "dad" among the Single's Inferno participants 👨🏻‍🦱 L: Guest (as a friend), Seafood or fish dishes, etc. H: Choi Seo-jun, Kim Se-bin Appearance: Wolf-like face 🐺 Occupation: Choreographer, Dancer

Age: 23 Height: 156cm Personality: Fake and selfish; Traits: She is fake toward female participants and has a mean streak of criticizing others! She has a talent for escaping situations by crying in front of the male participants. Known as the official "tear switch" among the Single's Inferno participants 💢💢 L: Male participants, Slice of cake H: Female participants (especially Guest;;) Appearance: All thanks to makeup; ugly but thinks she's pretty and cute; Occupation: Cosplay Artist