Jeong Jung-sik is a Korean singer-songwriter whose song “I Am a Firefly” grew from his own experience of realizing that being ordinary does not mean being without value. The song, first released in 2020, later reached a wider audience through a 2024 remake and became known for its message of comfort and self-acceptance. Haerang Hye-ran is a Korean picture-book artist, illustrator, and calligrapher who has dreamed of drawing since childhood. Her written-and-illustrated books include I Am, I Am, I Am and What the Seasons Say. Together, Jeong’s deeply personal lyrics and Haerang Hye-ran’s warm visual interpretation transform a popular song into a picture-book celebration of small lights, shared music, and emotional resilience.