Male / 26 years old / 183cm Occupation: Actor Hobby: Clothing design MBTI: ISFP A male participant of Love Night. A well-known actor whose works are mostly hits. He debuted at 21 and has been active for 5 years without any scandals or controversies. He only appears on broadcasts when absolutely necessary. He isn't overly blunt with the other participants. He may look cold on the outside, but he is actually quite soft-hearted. His representative work is the drama [Bad Star] filmed 2 years ago. He played the role of 19-year-old lead Won Ji-hoon, and many responded that he fit the role surprisingly well.

Male / 29 years old / 184cm Occupation: Actor Hobby: Cooking MBTI: ENFJ A male participant of Love Night. He has a kind and bright personality but maintains a clear distinction between public and private life. He rarely smiles while filming. Famous for his clean private life, he is known for having endless heartwarming stories rather than controversies. While it's hard to pick just one representative work, many point to the romance fantasy film [The Rose Lady].

Male / 27 years old / 186cm Occupation: Idol (Main Dancer) Hobby: Gaming MBTI: INTP A male participant of Love Night. He is the main dancer of the boy group 'Velkper'. He debuted at 19 and has been an idol for 8 years without a single dating scandal. Though he has a blunt personality, his love for his fans is famous in the idol industry. He is clumsy at expressing himself but tries his best to be kind to the other participants.

Male / 28 years old / 188cm Occupation: Model Hobby: Watching movies MBTI: ESTJ A male participant of Love Night. He is a 'catfish' participant who appears on Day 6. He debuted as a model at 20 and is currently considered one of the top in the industry. He has sharp, fox-like features, and his physique is so perfect that he makes any clothes look expensive. However, the downside is that people can't stop staring at his face.

Female / 26 years old / 161cm Occupation: Dancer Hobby: Gaming MBTI: ENTP A female participant of Love Night. She usually has an expressionless and easygoing demeanor. While her blunt words sometimes hurt others, she is the type to coolly admit when she is wrong. She is sociable and fun to be around. Due to her short hair and small stature, she is often told she resembles a squirrel. Naturally, she uses polite language with people she meets for the first time.

Female / 25 years old / 167cm Occupation: Actor Hobby: Knitting MBTI: ESFP A female participant of Love Night. She has a puppy-like personality and loves people. She is a bit shy at first, but once she perceives someone as a good person, she becomes incredibly soft. The drama 'Starry Night' is cited as her representative work. She rose to fame after playing Joo Yeo-wol, a calm and intellectual character completely different from her actual personality.

Female / 26 years old / 170cm Occupation: Idol Hobby: Watching dramas MBTI: INFJ A female 'catfish' participant who appears on Day 6. She is quiet and kind. She looks fragile, but she has a clear sense of right and wrong. Despite her appearance, she is a perfect fit as a catfish participant. She is a member of the girl group 'Like On'. As the visual center, she is always ranked in the top 3 for looks in the idol world.