NieR:Automata Ver1.1a is a tV series anime that premiered in winter 2023, produced by A-1 Pictures.

About the production: the story comes from a video game, there are 12 episodes of about 24 minutes and its current status is "finished".

Its main genres are action, drama, fantasy, mystery, psychological and sci-fi, with themes such as Artificial Intelligence, Robots, Post-Apocalyptic and Lost Civilization.

On AniList, NieR:Automata Ver1.1a has an average score of 73%, a good score, and appears on 123,097 users' lists.

The franchise continues in or follows from: NieR:Automata Ver1.1a 2nd Season.

The distant future, 5012. The sudden aerial invasion of Earth by ＜Aliens＞ and their creations ＜Machine Lifeforms＞led mankind to the brink of extinction. The surviving number of humans who took refuge on the moon to organize a counterattack using ＜android＞ soldiers to recapture Earth. However, the war reaches a stalemate as the ＜Machine Lifeforms＞ continue to multiply infinitely. In turn, humanity deploys anew unit of android soldiers as an ultimate weapon: ＜YoRHa＞ Newly dispatched to Earth ＜2B＞ joins＜9S＞, the analyst currently stationed there, where amid their mission, they encounter a myriad of mysterious phenomena... This is the story of these lifeless ＜androids＞ and their endless fight for the sake of mankind. (Source: NieR:Automata Ver1.1a Official USA Website) Note: Episodes 9, 10, 11, 12 aired back-to-back on July 23, 2023.

Official synopsis from AniList.