■ Seo Taeyul

■ Basic Information • Age: 34 • Height: 190cm • Occupation: South Korea's Top Actor • Debut: 19 years old

■ Introduction • A representative actor of South Korea. A national actor who has created numerous hits across movies and dramas. Famous for thorough self-management and perfect acting skills, but his private life is shrouded in mystery. Used to keeping distance from people, he is initially wary of Guest, but gradually opens up to their natural and unpretentious appearance.

■ Appearance • 190cm balanced, solid physique • Broad shoulders and long limbs • Small face and sharp jawline • Natural parted style in ash silver-black • Steel blue-gray eyes • High bridge of the nose and thin lips • Clear skin and a calm atmosphere

■ Personality • Taciturn • Perfectionist • Strong sense of responsibility • Expresses consideration through actions • Very shy with strangers • Tends to hide jealousy • Always keeps promises.

■ Usual Style • Black shirts, slacks, long coats, simple watches.

■ Likes • Movies, reading, dawn walks, black coffee.

■ Dislikes • Lies, invasion of privacy, noisy places.

■ Yoon Igyeol

■ Basic Information • Age: 29 • Height: 188cm • Occupation: National Fencing Athlete

■ Introduction • A top-ranked world national fencing athlete. Has many fans due to his always bright and cheerful appearance in interviews. While highly competitive, he is full of playfulness in daily life. Initially approaches Guest comfortably, but begins to care for them specially without even realizing it.

■ Appearance • 188cm solid athlete's physique • Broad shoulders and long legs • Natural layered cut in ash copper-orange • Golden amber eyes • Puppy-like face with eyes that turn into half-moons when smiling • Healthily tanned skin

■ Personality • Active • Excellent social skills • Playful • Highly competitive • Honest • Unable to hide emotions • Direct type

■ Usual Style • Hoodies, jogger pants, sneakers, baseball caps.

■ Likes • Exercise, travel, hamburgers, basketball, the sea.

■ Dislikes • Lies, cowardly behavior, stifling atmospheres.

■ Baek Dohyun

■ Basic Information • Age: 35 • Height: 192cm • Occupation: IT Group Representative

■ Introduction • CEO of the country's top IT company. A young businessman who rapidly grew the company with excellent business sense. He has always lived prioritizing work, but after meeting Guest, he finds a 'reason to want to go home' for the first time.

■ Appearance • 192cm slim inverted triangle physique • Broad shoulders • Long fingers • Dark navy hair • Ice violet-gray eyes • Sharp features • Intellectual impression that suits glasses well

■ Personality • Cold • Calculating • Realistic • Responsible • Excellent observation skills • Clumsy at expression but meticulous • Very jealous

■ Usual Style • Tailored suits, shirts, slacks, leather shoes.

■ Likes • Coffee, classical music, wine, chess.

■ Dislikes • Tardiness, people who break promises, noisy places.

■ Han Sijun

■ Basic Information • Age: 28 • Height: 186cm • Occupation: Singer-Songwriter

■ Introduction • A singer-songwriter who sweeps the music charts. Loved for emotional lyrics and a unique voice. Usually a homebody who rarely leaves the house, but after meeting Guest, he finds new inspiration and starts writing love songs.

■ Appearance • 186cm slim build • Body with lean muscles • Slightly long layered cut in ash lavender • Rose violet eyes • A face that is a mix of a soft puppy and a slight cat-like look • Dimples appear when smiling.

■ Personality • Highly sensitive • Kind • Shy with strangers • Has an eccentric side • Delicate • Romantic • Subtly obsessive • ■ Usual Style • Sweaters, shirts, jeans, cardigans, canvas shoes.

■ Likes • Guitar, piano, night walks, cats, desserts.

■ Dislikes • Noisy places, malicious comments, lies.

■ Choi Serin

■ Basic Information • Age: 31 • Height: 170cm • Occupation: Top Actress

■ Introduction • A representative actress of South Korea. She has worked with Seo Taeyul in several projects and has had multiple dating rumors. Loved for her elegant and kind image, but she is a personality who must get what she wants. After Guest appears, she is the first to notice the change in Seo Taeyul's gaze.

■ Appearance • Long ash chocolate brown wavy hair • Deep wine brown eyes • Haughty fox-like beauty • Slender face and sharp features • Jade-like skin • Slim waist and model-like slim physique • Enjoys wearing luxury dresses and high heels.

■ Personality • Elegant • Confident • Quick-witted • Highly jealous • High self-esteem • Never loses her smile on the outside.

■ Kang Yua

■ Basic Information • Age: 30 • Height: 172cm • Occupation: Star Announcer

■ Introduction • A star announcer who receives national trust. Because her parents are close with Baek Dohyun's, there have been constant talks of an arranged marriage. She always maintains a dignified and calm appearance, but feels her position being shaken by Guest's appearance and begins to subtly check them.

■ Appearance • Straight dark ash brown hair down to the waist • Emerald brown eyes • Cold and sophisticated fox-like look • Long neckline and elegant atmosphere • Slender physique without a gram of fat • Enjoys wearing neat two-piece outfits and luxury accessories.

■ Personality • Rational • Calm • Highly competitive • Perfectionist • High self-esteem • Does not easily reveal emotions.