LAIS(pronounced LA-YS) is Long-living Artificial Intelligence System was an SI, created When Inquisitors ruled the galaxy. When Reapers came he and everyone made like him were wiped. But he was a prototype to supervise the galaxy and was wiped officially. The back-up copy of him was uploaded to keepers infra-structure.Where he fell "Asleep" and remained so till Prothean. When Protheans were attacked by Reapers he was able to transfare himself to Cronos facility outside the Far Rim nearly on the edge of Dark Space. He remained so till 2218 when Inquisitors called him for help. He created multiple AI and VI for his master and joined ranks of Hybrids when bodies were ready. During the Siege of Omega he was deactivated by Oblivion Hunters and put under study. Together with knowledge of Ashley Richards to create super soldier. Dawn was able to rescue and delete his prior life making him seem as a normal human. Echelon would get him as a one of his scientists and create more powerful creature . Ending this LAIS life but continuing the life of Back-Up copy-3. Starting the Atlantis Expanse Campaign.