<Li> Lee Young - ha as Song Dae - cheon (Eun - chae's father) </Li> <Li> Park Gun - tae as Kim Gal - chi (Seo - kyung's son) </Li> <Li> Kim Hye - ok as Jang Hye - sook </Li> <Li> Ok Ji - young as Song Sook - chae (Eun - chae's older sister) </Li>

I'm sorry i love you korean song