AI: The Somnium Files – nirvanA Initiative

AI: THE SOMNIUM FILES - nirvanA Initative (アイ：ソムニウムファイル ニルヴァーナ イニシアチブ, AI: Somuniumu fairu niruvaana inishiachibu) is a sequel to AI: THE SOMNIUM FILES was released in Summer 2022 for Nintendo Switch, PlayStation 4, Xbox Series X/S, Xbox One, and Steam. The story follows an older Mizuki Okiura and her partner Aiba solving the case of the Half Body serial killings.

The game was initially teased by the Spike Chunsoft Twitter account on June 28th, 2021, under the hashtag #NineEyesTV, linking to a website with various puzzles centered around 9 eyes. Solving all the puzzles revealed the password "Nirvanainitiative", which led to a countdown for June 30th. At 5 PM PDT, the website changed and the announcement trailer for AI: THE SOMNIUM FILES - nirvanA Initiative was revealed.