"GFriend's song One" is a Korean pop (K-pop) track performed by the South Korean girl group GFriend. The song is from their third extended play (EP) titled "Snowflake," released in 2016. The lyrics of "One" convey a message of love and devotion. The song describes the feeling of experiencing first love and the excitement it brings. The lyrics express the narrator's admiration for someone and their desire to be the only person in that person's heart. The main theme of the song revolves around the concept of two individuals being connected by fate and sharing a mutual dream. The lyrics emphasize the singers' wish to have the person they love reciprocate their feelings, hoping to be the one and only for each other. The song also highlights the idea of cherishing and protecting each other in a relationship. It portrays a sense of longing and dedication, as the narrator expresses their willingness to be together forever and support each other. Overall, "One" is a heartfelt love song that explores the emotions and desires of being in a deep and committed relationship, encapsulating GFriend's signature charm and melodic sound.