Cha Dong Ju is deaf, but pretends that he can hear due to his mother's fervent desire to assimilate him into society. Bong U Ri's mother is deaf as well. Bong Yeong Gu is the stepfather to both Bong U Ri and Jang Jun Ha, however he is mentally handicapped with a lower than average IQ. Jang Jun Ha, as a result, is ashamed of his father and is not afraid to voice his opinion. Due to a couple of accidents and subsequent revenge Jang Jun Ha, however, is separated from the Bong family.