"Today, we'd like to personally share some happy news about the two of us," Lee Kwan Hee and Yoo Si Eun wrote, AllKPop reported. 'Single's Inferno' stars Yoo Si Eun, Lee Gwan Hee confirm relationshiphttps://t.co/GZI5wCqmj2 — GMA News (@gmanews) July 29, 2026Lee Kwan Hee and Yoo Si Eun Go PublicThe couple ended their message by thanking fans and asking for continued support as they begin this new chapter together. Lee Kwan Hee and Yoo Si Eun first met while appearing on Netflix's dating reality series "Single's Inferno 3," which aired in 2023. During the finale, Lee Kwan Hee selected Choi Hye Seon, while Yoo Si Eun chose Choi Min Woo. Yoo Si Eun, born in 1997, is a former contestant of the 66th Miss Korea pageant and works as an influencer.