The series features an alternative history setting in the rise of the new millennium regarding the technological rise of a new version of the internet following a major global computer network disaster in the year 2005, and the mysterious events regarding the wildly popular fictional massively multiplayer online role-playing game The World.
Project developers included Koichi Mashimo (Bee Train), Kazunori Itō (Catfish) and Yoshiyuki Sadamoto (Gainax).
Since then, Project .hack has spanned television, video games, manga and novels.
The companies include Victor Entertainment, Nippon Cultural Broadcasting, Bandai, TV Tokyo, Bee Train, and Kadokawa Shoten.
.hack Conglomerate focuses on times and installments after the original The World MMORPG.