Greedion introduces the player to an insidious world of manipulation, corruption and espionage in their struggle to become the financial puppet master of the Greedion World Order. Taking over from an ousted CEO of a once illustrious financial firm, your aim is to build a financial empire to eclipse all others. Through shrewd investments, manipulation of the media and the corruption of politicians, you will come to control much of the world's wealth, opinions and governments. Nevertheless, ultimate power continues to evade you, unless you and your allies find and control the clandestine mechanism known only as the Greedion.