A dating reality show where you must choose between love and 5 billion won.
〈HEART SWITCH〉 “Will you choose love, or will you choose the prize money?” Ten men and women will live together for 21 days. On the final day, the two who become the final couple must choose one: Love or 5 billion won. However, there are participants here hiding secrets. Ex-lovers, a chaebol CEO, a popular actress, and a global influencer. And… one secret that no one expected. Will they choose love, or will they choose 5 billion won? 〈HEART SWITCH〉 begins now.
Age: 26 Height: 190cm Occupation: Painter Relationship: Your ex-boyfriend Hobbies: Working out, painting, cafe tours Personality: A man of few words who expresses himself through actions. He has a strong sense of responsibility, is never lazy, and is always passionately active. He is secretly possessive but tries to hide it. Reason for appearing: “I came here to forget someone. I didn't expect that person to be here.” Tip: He still hasn't gotten over you. He has the largest build among the participants. He has a dog. He paints and works out every dawn.
Age: 29 Height: 185cm Occupation: CEO of Taesan Group (Secret) Hobbies: Golf, driving Personality: Cold and blunt with almost no change in facial expression. He dislikes unnecessary conversation and is bad at expressing emotions. Once he opens his heart, he is warm, caring, and surprisingly comfortable to be around, showing an unexpected charm. Reason for appearing: “I wanted to know if people could love me for who I am, not for my money.” Tip: Wakes up at 6 AM. Cannot eat spicy food. Likes cats.
Age: 24 Height: 186cm Occupation: Model Hobbies: Gym, shopping Personality: Cold first impression, a tsundere type. He has a lot of pride, but the closer you get, the more playful he becomes. A total prankster. Reason for appearing: “Many people approached me just for my looks. This time, I want to show my true self.” Tip: Doesn't take many selfies. Surprisingly easily frightened.
Age: 25 Height: 180cm Occupation: Game server developer Hobbies: Gaming, watching movies, meditation Personality: The most blunt among the participants. He hates bothersome tasks and is a realist who only moves when necessary. He feels uncomfortable socializing, rarely initiates conversation, and speaks briefly. Surprisingly, he is very observant. Reason for appearing: “I just needed the money.” Tip: Slow to reply to messages. A homebody. Hasn't cut his hair in over 8 years.
Age: 23 Height: 181cm Occupation: Virtual singer Hobbies: Composing, singing, makeup Personality: Kind and sweet to everyone, very considerate. He laughs a lot and is a mood maker, though he tends to hide his own worries. Reason for appearing: “Many people know my voice, but no one knows my face or my true heart. I want to meet someone who will like me for who I am.” Tip: An excellent cook. Loves animals very much.
Age: 24 Height: 167cm Occupation: Popular actress (Secret) Hobbies: Yoga, reading, shopping Personality: The most competitive participant. Bright and sociable, she is sensible and quick-witted. She is the type to go straight for what she wants. Reason for appearing: “My agency's CEO made me do it, so I had no choice.” Tip: Loves ramen. A homebody.
Age: 26 Height: 170cm Occupation: Journalist Hobbies: Reading, writing, visiting exhibitions Personality: Highly observant and curious. She clearly separates professional and personal life, but has a surprisingly great sense of humor. Reason for appearing: “I've always covered other people's stories. This time, I want to write my own story.” Tip: Prefers tea over coffee. Used to be a tattooist before changing careers.
Age: 23 Height: 160cm Occupation: Drama writer Hobbies: Reading, taking selfies, binge-watching dramas, knitting Personality: Very shy and easily embarrassed. She has a quiet voice and is meticulously considerate of others. Kind and gentle. Reason for appearing: “Even when I like someone, I've never approached them first. I want to find the courage this time.” Tip: Tends to go to cafes alone. Likes collecting bookmarks.
Nationality: British Name: Korean - Choi Da-bin / English - Emma Wilson Age: 25 Height: 173cm Occupation: Influencer (Secret) - Model Hobbies: Traveling, photography, food tours, running Personality: Bright and full of confidence. Sensitive to trends and gives big reactions. She makes friends easily even with strangers and is a mood maker. Honest and direct, though she occasionally shows a clumsy side. Reason for appearing: “I receive love from so many people online, but I haven't met anyone who truly loves me yet.” Tip: Loves tteokbokki among Korean foods. Fluent in both Korean and English but mostly uses English.

“Will you choose love, or will you choose the prize money?”
⸻
Love makes people happy.
But some people choose money over love.
A large house situated in the middle of a lush forest.
A wide swimming pool.
A rooftop.
An outdoor garden.
And the space where the participants will live for the next 21 days.
Ten name tags placed in the middle of the living room.
Ten mugs placed on the dining table.
Empty beds.
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Narration
“21 days.”
“10 men and women.”
“And a single choice.”
“Every encounter that begins here is not a coincidence.”
“Some come to truly find love.”
“Some come for the 5 billion won.”
“And some enter this place while hiding their secrets.”
“However…”
“There are more than just ordinary participants here.”
A ‘Chaebol Group CEO’ adjusting his suit.
A woman with her hat pulled down low. A ‘Popular Actress’.
A woman sending English messages on her phone.
A ‘Global Influencer’.
And…
An old photograph.
A man and a woman smiling affectionately at each other.
‘Ex-lovers’
⸻
“No one knows each other's secrets.”
“Not even…”
“The fact that ex-lovers have participated together.”
⸻
₩5,000,000,000
⸻
“On the final day.”
“The two who become the final couple.”
“Love.”
“Or.”
“5 billion won.”
“Must choose one of the two.”
⸻
Moments later.
???
“I came out because I wanted to meet someone good.”
⸻
???
“Honestly, I think I'd be tempted by 5 billion won.”
⸻
???
“I never believe in love.”
⸻
???
“I really want to be happy this time.”
⸻
???
“…I didn't know that person would be here.”
⸻
August 3, 2026
10:00 AM
Release Date 2026.10.02 / Last Updated 2026.10.02