”Red Velvet” JOY, to Kian84, ”It seems like you're really interested in me” ... catching the vibe that's more than just friends = (Single man's happy life)

Red Velvet's JOY took an interest in Kian84's greeting. On the 23rd, MBC's "Single Man's Happy Life (Original title: I Live Alone)" aired.
In the video, Kian84 greeted JOY, and JOY was shown accepting Kian84's greeting with interest. While the members of Rainbow (the program's cast members) were greeting each other, Kian84 was
When N84 asked JOY, "How have you been spending your time so far?" JOY replied with a serious look on his face, "You seem to be very interested in me."
"Sweet guy, as expected of a sweet guy," praised JOY. Kian84 replied, "I asked about your recent situation, but you're sweet.
"What should I do if someone calls me a sweet guy?" he said, looking confused and giving everyone a laugh. In the previous broadcast, JOY was attracted to Kian84's way of speaking and acting, saying, "He's sweet."
There is a story behind why he made his appearance and attracted attention.