DIA's Ki Hee Hyun expressed affection toward Peppertones' Lee Jang Won.
On the September 11 airing of tvN's 'Problematic Men', the members of DIA joined as the guests.
During the show, Ki Hee Hyun revealed Lee Jang Won is her ideal type. She explained, "Not because of this show but I always loved a guy with a sexy brain," and said, "I really liked Lee Jwang Won sunbaenim as I watched 'Problematic Men'. He was especially cool when explaining (the solution) on the board."
To Ki Hee Hyun's confession, Lee Jang Won blushed and said, "I'm not good at speaking when it's not about solving problems."
Ki Hee Hyun continued expressing affection, commenting, "I even like the way he speaks."