Good-bye My Loneliness is the debut album of Zard and was released on March 27, 1991
. Ai wa Kurayami no Naka de was used as the 22nd opening theme to the anime series Detective Conan, making it one of the first songs to be used for an anime even after the initial song was released.
All lyrics by Izumi Sakai except track 3 and 5 (both lyrics and music by Dariya Kawashima)