GLAY brings a single for the first time in about one year. "Urei no Prisoner" is written and composed by TAKURO, while "YOUR SONG" is done by TERU. Also includes live tracks taken from "LUNATIC FEST. 2018" and "GLAY x HOKKAIDO 150 GLORIOUS MILLION DOLLAR NIGHT Vol.3." Comes with a bonus DVD featuring music videos of the title songs, "GLAY MAKING MOIVE of MUSIC VIDEO in LOS ANGELES," three live tracks taken from "LUNATIC FEST. 2018."