It could be Orochimaru. He has always been interested in power and has no qualms about using dark methods. He might see Naruto as a perfect vessel or a tool to further his own dark plans, and through his manipulations, Naruto starts to be consumed by darkness.
One possible plot could be Naruto being influenced by a powerful dark entity. Maybe he starts to question his values and the way of the ninja. For example, he might be lured by the promise of power that the darkness offers, like the ability to defeat all his enemies easily.
I don't know who the author of the 'Darkness Consumed Me' novel is. There are so many novels out there, and without more context or research, it's difficult to determine the author.
I'm not sure specifically as there could be many novels with such a title. It might be about a character's struggle with inner demons or difficult situations that make them feel surrounded by darkness, perhaps a psychological thriller where the main character is consumed by a dark force, either literal or metaphorical.
One aspect of 'naruto darkness flame fanfiction' could be its exploration of darker themes within the Naruto universe. It might involve characters facing more sinister threats or having to make tough moral choices. For example, the 'darkness' could represent the hidden evils that lurk in the shinobi world, and the 'flame' could symbolize the passion or power that drives the characters to combat this darkness.
Fanfictions with 'naruto the darkness' in the title often explore the less - seen aspects of the Naruto world. It could be that the power of the tailed beasts is used in a more malevolent way. The story might revolve around a group of anti - heroes or villains who are trying to reshape the Naruto universe according to their own dark desires. There could also be a sub - plot about forbidden jutsus that have a corrupting influence on those who use them, and how the main characters deal with this new and dangerous threat.
The 'Key of Darkness' in Naruto fanfiction could be a made - up, important element. It might be a powerful object, like a key that can unlock some sort of dark power or a secret related to the darker aspects of the Naruto universe, such as a hidden jutsu or a connection to an evil force. But without reading the specific fanfiction, it's hard to say exactly what it is.
It's tricky to determine. Maybe it's based on real-life incidents but has been dramatized or embellished for literary effect. Without more information, it's difficult to give a definite answer.
Naruto, being consumed by hatred, would likely become more brooding and intense. The fem Kyuubi could start off as a mysterious figure but gradually develop into a more empathetic character as she gets closer to Naruto. She might help him grow out of his hatred by showing him different ways of looking at his past and the world around him.
One possibility is that Naruto, filled with hatred, forms an unexpected bond with the female Kyuubi. Maybe the story could explore how they deal with Naruto's inner demons together. The fem Kyuubi might offer a different perspective on Naruto's struggle and help him find a way to overcome his hatred.