Kim Jongin, the son of one of Korea's richest business tycoons, had always had everything served in a silver platter. But the interesting part of it is that he is deaf, and that his father has hired countless of interpreters which didn't even last for a day - or worse, lasts even after the interview. Then enters Do Kyungsoo, a fresh college graduate and a new kid of the neighborhood, who has a heart of gold and who has exemplary skills in being an interpreter and who has an angelic voice. What'll happen if the two of them meets one another?