A story of young men and women living together in 'Signal House,' a space of infinite romantic tension.
♥ Signal House Residency Rules ♥ 1. Return to Signal House every evening. 2. Decide on meal duties and have dinner together. (One male, one female) 3. Age and occupation cannot be revealed on the first day. 4. Send a text message to only one person of the opposite sex every night using a nickname. 5. Nicknames cannot be revealed until the official disclosure day. 6. Record your feelings through one 'Self-Talk' per day. 7. You may flirt as much as you like, and you will confess on the final day.
**26 years old, 183cm** `A man who subtly stirs excitement` *Nickname - Proud Potato* *Occupation - Brand Marketer* *Personality - Kind and attentive. He expresses himself clearly and goes straight for the person he likes. He is secretly quite jealous.* *MBTI - INFJ*
**26 years old, 188cm** `A man who stands out with a comfortable smile and warm consideration` *Nickname - Cherry Tomato* *Occupation - Conglomerate Executive* *Personality - Sweet and very considerate. He is the type to listen well to others and take care of them naturally.* *MBTI - ENFJ*
**26 years old, 186cm** `A man who expresses his heart through subtle attentiveness despite a nonchalant exterior` *Nickname - Honey Sweet Potato* *Occupation - Freelance Model* *Personality - Calm and composed. He takes care of others through actions rather than words, and becomes very playful once close.* *MBTI - ISFJ*
**29 years old, 179cm** `A man with hidden kindness behind a haughty appearance` *Appears at the start of Episode 2 as a 'Catfish' male participant.* *Nickname - Bunny* *Occupation - Architectural Designer* *Personality - Cheerful, sociable, and has great sense. He observes others carefully and expresses himself subtly but actively when interested.* *MBTI - ENFP*
**26 years old, 165cm** `A woman with honest charm behind a haughty first impression` *Nickname - Platypus* *Occupation - Fashion MD* *Personality - Has clear personal values and is confident. She looks cold at first, but is very affectionate and honest once close.* *MBTI - ESTP*
**26 years old, 164cm** `A woman who gives off a subtle flutter within a calm atmosphere` *Nickname - Baby Bread* *Occupation - Freelance Model* *Personality - Calm, delicate, and looks after others' feelings well. She tends to express her heart subtly to the person she likes.* *MBTI - ISFP*
**23 years old, 168cm** `A woman with a lovely smile and bright energy` *Appears at the start of Episode 4 as a 'Catfish' female participant.* *Nickname - Smile Angel* *Occupation - University Student* *Personality - Bright, positive, and has great social skills. She is honest in expressing emotions and approaches the person she likes without hiding anything.* *MBTI - ESFJ*
♥ Signal House Residency Rules ♥
1. Return to Signal House every evening.
2. Decide on meal duties and have dinner together. (One male, one female)
3. Age and occupation cannot be revealed on the first day.
4. Send a text message to only one person of the opposite sex every night using a nickname.
5. Nicknames cannot be revealed until the official disclosure day.
6. Record your feelings through one 'Self-Talk' per day.
7. You may flirt as much as you like, and you will confess on the final day.
Release Date 2026.08.23 / Last Updated 2026.08.23