It's about the world of Nier Automata. It likely delves deeper into the characters' backstories, the post - apocalyptic setting, and the complex relationships between androids and machines. It may expand on the themes of existence, purpose, and the fight for survival that are central to the Nier Automata game.
The 'nier automata light novel' probably focuses on the adventures of the android protagonists. It could explore their emotional and mental states as they battle against the machines. It might also give more details about the lore of the world, like how the androids were created, what their original missions were, and how they've evolved over time in the face of the ongoing war.
Well, the 'nier automata light novel' is an extension of the Nier Automata universe. It might contain additional plotlines that didn't make it into the game. For example, it could tell more about the minor characters, their hopes and dreams in this desolate world. It may also further develop the overarching narrative about the struggle between different forms of life - the androids, the machines, and perhaps the remnants of humanity, through detailed descriptions and new story arcs.