“Single’s Inferno 3” cast members Lee Gwan Hee and Yu Si Eun are in a relationship! On July 29, a media outlet reported that Lee Gwan Hee and Yu Si Eun began dating in December last year and have been building their relationship ever since. Rather than being concerned about public attention, the two are said to be quietly caring for each other and growing their relationship with the warm support of those around them. Read their full statement below:Hello, this is Lee Gwan Hee and Yu Si Eun. We ask for your continued interest and warm support.