Yoo Yeon Seok Is Overwhelmed By Geum Sae Rok’s Adorable Teasing While Filming Their Kiss Scene In “The Interest Of Love” Yoo Yeon Seok and Geum Sae Rok liven up the set of “The Interest of Love” with their sweet chemistry! “The Interest of Love” is a realistic romance drama about four people with different interests who meet while working at the Yeongpo branch of KCU Bank. As they become entangled in one another’s lives, they eventually come to understand the true meaning of love. Spoilers In the newly released making-of video, Yoo Yeon Seok and Geum Sae Rok prepare for their brief kiss scene together. Geum Sae Rok and the director suggest Yoo Yeon Seok does something sweet and romantic as to give Geum Sae Rok’s character a reason to blush before their kiss scene.