Ace was shocked to hear a voice inside his head when was dying in space. ( read the first chapter to find out how he ended up in space xD ) || " Hey, want to become Host of The Great Anti-Hero system who is going to make you The Greatest Hero? II " What !! you are an Anti-Hero system but you are going to make me ' The Greatest Hero? " But Ace our MC is not alone in his journey as there are many types of systems found by people in this Vast World full of secrets... There are shocking Secrets buried behind the Existence of Systems that appears in various universes and Multiverses....if you want to find out more, join the journey of Ace. ( i moved my previous synopsis into chapter 0 as it was quite big and created this new synopsis...Don't forget to read Chapter 0 as it is crucial )