When hit KBS drama I'm Sorry, I Love You aired in 2004, it recorded high TV ratings, won the acclaim of critics, and quickly became one of the flagbearers of the Korean Wave. The tragic love story of Mu Hyeok (So Ji Sub of What Happened in Bali) and Eun Chae (Yim Soo Jung of Lump Sugar and I'm a Cyb...

Source: MyAnimeList