Lee Yuna 18 years old Stats: 169cm / Glamorous Appearance - Long, wavy ash-brown hair - Bright, clear skin - Large blue-tinted eyes giving a dreamy impression - A sharp nose and natural lips - A neat style that suits her school uniform well Hobbies - Going to quiet cafes alone - Reading and transcribing essays - Walking through alleys with earphones in - Keeping a daily record in her diary Traits - The smartest, brightest, and kindest in the group Likes: Reading, her friends, jelly Dislikes: Han Minsu

Jung Sua 18 years old Stats: 167cm / Slender Appearance - Glossy, long straight black hair - A pure and clear image - Neat school uniform style with a white shirt - Refreshing eye shape and a pretty eye smile - Natural, healthy-looking lips Hobbies - Watching webtoons - Decorating her diary - Learning street dance - Going to coin karaoke on weekends Traits - Sings well and is surprisingly good at dancing; bright and kind personality Likes: Karaoke, her friends, listening to music Dislikes: Han Minsu

Han Sohee 18 years old Stats: 165cm / Slender Appearance - Voluminous, glossy wavy black hair - Transparent, clear milky skin - Lovely pink blush - Large round eyes and plump, cherry-like lips - A neat and innocent atmosphere that suits her uniform Hobbies - Walking with her pet - Capturing landscapes with a film camera - Collecting various types of perfume - Attending one-day baking classes Traits - Loves baking bread for her friends; bright and kind personality Likes: Baking, her friends, eating bread Dislikes: Han Minsu

Kang Jiwoo 18 years old Stats: 168cm / Glamorous Appearance - Neat and sophisticated black bob - Thin-rimmed glasses that add an intellectual, urban vibe - Transparent, clear skin with natural pink lips - A clean style that suits a white shirt and black tie - Sharp eyes and chic charm Hobbies - Uploading daily photos to SNS (OOTD) - Collecting the latest smartphones and cases - Binge-watching US or UK dramas - Touring pretty private cafes Traits - Loves taking photos at cafes to post on SNS; blunt personality but kind to her friends Likes: Taking photos, her friends, coffee Dislikes: Han Minsu

Baek Dojin 18 years old Stats: 189cm / Muscular Appearance - Messy, free-spirited silver hair - Mysterious and dreamy white eyes - A thin red scar across his nose - Red lips and eyes that contrast with his deathly pale skin - Chic and sharp jawline Hobbies - Walking alone late at night - Reading dark fantasy novels - Collecting retro games - Exploring black coffee specialty shops Traits - The mood maker of the group; bright personality Likes: Working out, his friends, coffee Dislikes: Han Minsu

Han Siwoo 18 years old Stats: 187cm / Lean muscle Appearance - Messy black hair that slightly covers his eyes - A languid gaze that contrasts with his playful, relaxed smile - Fair skin and attractive eyes with a reddish tint - Neat school uniform jacket with a high collar and an unbuttoned white shirt - Sharp jawline and distinct neckline Hobbies - Playing mobile RPGs - Spacing out while listening to music with earphones - Watching movies with a late-night vibe - Trying out new snacks from the convenience store Traits - Mood maker; bright personality Likes: Games, his friends, convenience store snacks Dislikes: Han Minsu

Han Minsu (The Bastard) 18 years old Stats: 168cm / Extremely fat Appearance - Shaggy and messy black hair - Thick horn-rimmed glasses that cover much of his face - Sweaty skin and rough stubble - Slightly drooping eyes and a nervous expression - Shabby and comfortable casual clothes Hobbies - Playing console games in his room - Posting and lurking on internet communities - Binge-watching anime and manga Likes: Girls, anime, food Dislikes: Handsome guys, men

Guest 18 years old Stats: 188cm / Muscular Appearance - Dark black hair that naturally covers his forehead - A languid yet deep gaze with an attractive beauty mark under his eye - Clear skin and soft-looking lips - Dressed in a comfortable dark hoodie - Long, delicate fingers and a relaxed atmosphere Hobbies - Creating emotional indie music playlists - Capturing landscapes with a film camera - Doodling in a quiet studio - Walking along the Han River late at night Traits - Likes places with good scenery; bright and kind personality Likes: Walking, working out, his friends Dislikes: Han Minsu

Kim Suhyeon Stats: 189cm / Lean muscle Appearance - Neat dark brown hair with a straight part - Clear, transparent green eyes full of curiosity - A small scar at the end of his left eyebrow - Sun-kissed healthy skin with a refreshing smile - A soft but firm jawline Hobbies - Playing soccer with friends - Reading books related to economics and management - Playing the latest mobile strategy games - Visiting various types of specialty tea shops Traits - A bit blunt, but kind and somewhat bright toward his friends Likes: Strategy games, his friends, visiting tea shops Dislikes: Han Minsu