The Fourth Chapter in the Mega Man Saga One Year After Mega Man's Battle in Space... After restoring peace to humanity's perilous mining worlds, Mega Man has enjoyed a brief year of respite. But now, the world is once again thrown into turmoil as eight cities are overthrown by rampaging robots! Is this the work of Dr. Wily? Or some mysterious new enemy!? Mega Man sets forth to take down this threat, equipped with the new Mega Buster!