“This place, Paradigm City, is a town of forgetfulness. One day, forty years ago, every person here lost all memory of anything which had occurred before that day. But humans are adaptable creatures. They make do and go on with life. If they're smart enough to figure out how to operate machinery and…”
— Chiaki Konaka, Lia Sargent, Hajime Yatate, Roger Smith (voice), Steve Blum, imdb.com