Korean Dance Student Yoo Kyung, 23

On the Channel A show 'Heart Signal 5' broadcast on the 21st, the professions and ages of the six residents of the Signal House were revealed. The MCs mentioned Kang Yu-kyung, who was called the "girl with all the votes" in the previous episode, expressing surprise that she was chosen by all three male contestants. Roy Kim asked, "Is it ultimately about looks?" and Kim Eana agreed, saying, "Honestly, we were all smitten with her appearance from the start."

After finishing their day's work, the residents gathered at the Signal House to introduce themselves. Kang Yu-kyung, who was last to introduce herself, stated, "I majored in dance at university, specifically Korean traditional dance," and mentioned that she wears hanbok frequently. She explained that she started dancing at a local academy in the 6th grade of elementary school, which naturally led her to major in it, and she continued dancing after entering a performing arts high school.

Kang Yu-kyung said she feels a great sense of accomplishment on stage and finds the overwhelming emotions신기 (신기 - fascinating/신기하다 - fascinating/신기하다 - fascinating) to be amazing. She also added that she had been involved in musical theater during a leave of absence and is currently trying various things. Her age was revealed to be 23, born in 2004.

The broadcast also featured introductions from other residents. Kim Min-ju revealed that she worked as a digital marketer and is scheduled to start a new job, while also preparing to become an announcer after work. She is 27 years old (born in 2000). Kim Sung-min introduced himself as a dermatologist, aged 29.

Jung Gyu-ri stated that she is a brand director overseeing a contemporary hanbok clothing brand and is 29 years old. Kim Seo-won said she has been working as a fashion model for 6-7 years and is 25 years old (born in 2002). Park Woo-yeol revealed that he works at a marketing company and is 25 years old, the same age as Kim Seo-won.