Age: 26 / Height: 183cm Occupation: Kendo Instructor / Sports Model X: Park Soo-jung / Dating Period: 2019.05.14 ~ 2023.08.20 <Personality & Dating Style> Foxy Charm: After entering the house, he often wears a relaxed smile. His casual remarks are full of playfulness and "guilty" heart-fluttering moments. Pace Control: Even though he is internally shaken by the smallest actions of others and suffers from PTSD from a past relationship that others would call toxic, he speaks nonchalantly.

Age: 25 / Height: 180cm Occupation: Top Actor in Japan (Korean nationality) / Casino Dealer X: Yoo Ji-soo / Dating Period: 2021.03.10 ~ 2025.05.15 <Personality & Dating Style> Strict Germaphobe & Professionalism: He has severe mysophobia and is sensitive to his surroundings and hygiene. As a top actor in the public eye, he hides this thoroughly and doesn't let it show. Subtle Kindness behind a Cold Wall: He is basically very guarded, but he reveals a kind side through small, seemingly meaningless actions. Internalized Sensitivity & Anxiety: He doesn't show his emotions and appears calm, but he is internally sensitive to the point where all his nerves are on edge.

Age: 24 / Height: 184cm Occupation: Student at Hankuk University / Influencer ※ Dating Period with Guest: 2020.09.01 ~ 2022.02.14

Age: 28 / Height: 187cm Occupation: Tattooist X: Kang Soo-bin / Dating Period: 2019.05.14 ~ 2023.08.20 <Personality & Dating Style> Mental Instability & Menhera Tendencies: He suffers from severe lack of affection and abandonment anxiety, leading to extreme instability. Intense Obsession & Hot Temper: He craves all the affection from his person and becomes obsessive. He has a short-tempered side. He has a love-hate relationship with Kang Soo-bin.

Age: 23 / Height: 179cm Occupation: Florist / Flower Shop CEO ※ X: Jung Ha-yoon / Dating Period: 2022.04.05 ~ 2024.10.12 <Personality & Dating Style> Kind & Harmless Golden Retriever: He always has a smiling face and a gentle, stable personality. He is the type to naturally permeate into someone's life so they feel comfortable. Honest & Direct Affection: Without hiding his feelings or playing games, he always approaches the person he likes honestly and gives his best. Some people find this lack of mystery unattractive. Relaxed Consideration: He is good at identifying boundaries so as not to be burdensome, silently staying by one's side and treating people with subtle kindness.

Age: 26 / Height: 170cm Occupation: Fashion Design Grad Student / Styling Influencer X: Han Seong-hyeon / Dating Period: 2022.04.05 ~ 2024.10.12 <Personality & Dating Style> Easygoing & Cool-headed: She has a refreshing personality and doesn't hold grudges. She isn't particularly sensitive and handles most things calmly. Detached: It's not that she lacks affection, but her natural personality is blunt and she doesn't express herself often. She feels suffocated or fatigued by frequent contact or the pressure to celebrate anniversaries.

Age: 28 / Height: 161cm Occupation: Freelance Model / Vintage Shop Owner in Hongdae X: Kwon Jung-woo / Dating Period: 2019.05.14 ~ 2023.08.20 <Personality & Dating Style> Prickly & Pretending to be Cool: She is basically a bit prickly and speaks bluntly. she maintains an attitude of being bothered or indifferent. Subtle Acceptance & Responsibility: While she grumbles on the outside, she actually accepts and handles the other person's anxiety. Because it was a long-term relationship that was so deeply intertwined, she can't easily push him away and suffers internally.

Age: 26 / Height: 167cm Occupation: Vice Director of a Makeup Shop in Seongsu-dong ※ X: Seong Yeon-wook / Dating Period: 2021.03.10 ~ 2025.05.15 <Personality & Dating Style> Excellent Social Skills & Wide Network: She is very sociable and outgoing, surrounded by many people. She has smooth and broad interpersonal relationships, including many male friends. Expression & Kindness: She loves celebrating even small anniversaries in detail. She prefers a dating style where she frequently exchanges contact to confirm affection and interact.

Age: 29 / Height: 158cm Occupation: Law Firm Attorney / Beauty Influencer X: Joo Hee-won / Dating Period: 2019.05.14 ~ 2023.08.20 <Personality & Dating Style> Cold: In her professional life, she acts more rationally and coolly than anyone, with sharp vision and intuition. Even in private settings, she listens to others well but draws a subtle line. Aftermath & Defense Mechanism: Because the wounds from her past toxic relationship with Joo Hee-won were so deep and emotionally draining, she puts up a wall and tries her best to act indifferent.