The Infinitus Enigma is a mysterious code said to contain the key to unlocking the secrets of past civilizations.
"[The Erebus Consortium have] been trying to uncover what they call the Infinitus Enigma. They think that there’s a code, a sort of cipher, that is the key to unlocking the secrets of every past civilization. The Erebus Consortium has existed for centuries. And they think that the Enigma is hidden within the island Julia discovered."