Cha Jin Woo is a deaf artist. He is used to expressing his feelings through drawings instead of speaking, as most are unwilling to learn sign language or even get to know him. He happens to meet Jung Mo Eun. She is an aspiring actress and used to expressing her feelings through words. She befriends Cha Jin Woo and starts learning sign language, beginning to appreciate him and his silent world. ChaJin Woo and Jung Mo Eun fall in love with each other and learn how to navigate communication, relationships, and love.
(Source: AsianWiki; edited by MyDramaList)