Well, perhaps in the 'dark demon naruto fanfiction', there is a plot point where the dark demon's powers start to corrupt the ninja world. Naruto, being the host, has to fight against not only external enemies but also the internal darkness spreading among his friends and allies. This could lead to some really intense battles and moral dilemmas.
One interesting plot point is that the village elders are against Naruto and Hinata's relationship because of Naruto's half - demon nature. They fear that it will bring danger to the village. However, Naruto and Hinata are determined to stay together and prove that their love can overcome any prejudice. Also, Naruto's half - demon form could attract the attention of other powerful forces outside the village, either as a threat or as a potential ally, and they have to navigate these situations.
Well, one interesting plot point could be how Naruto's powers are enhanced or changed by the chaos demon's blessing. Maybe he gains new jutsu or a different way of using chakra. Another point might be how his relationships with other characters, like Sasuke or Sakura, are affected. He could become more of an outcast or, on the contrary, gain more respect from his peers due to his newfound abilities.
One interesting plot point could be Naruto's struggle to fully understand and communicate with the Kyubbi. It's not just about using its power, but really having a connection with it on a deeper level.
Well, in this fanfiction, the plot might revolve around the Dark Prince's secret plans. He could be plotting to overthrow the existing wizarding order. Harry Potter then gets wind of this and has to find a way to stop him. The story could also show how the Dark Prince recruits followers, and what kind of challenges Harry faces in trying to expose and defeat him. There could be a lot of mystery and intrigue as Harry tries to figure out the true motives of the Dark Prince.
One interesting plot point could be a new, hidden magical power that Harry discovers in this fanfiction. Maybe it's a power that was long forgotten and has some unique connection to his family's past.
Another plot point could be the origin of the Dark Phoenix in this fanfiction. It could be related to some ancient and dark magic that has been awakened. This might involve a search for the source of this power and a race against time to prevent it from spreading and causing chaos throughout the wizarding world.
Perhaps they are living in a parallel universe where everything is dark and gloomy. Dark Naruto and Dark Kushina could be trying to find a way to break through to the normal universe. They might encounter strange versions of their friends and foes, and have to battle their own inner demons along the way. For example, Dark Naruto might struggle with the darker aspects of the Nine - Tails' power that he has fully embraced in this universe.
The discovery of hidden feelings. When drunk, Naruto or Sakura might accidentally reveal their true feelings for each other. Maybe Naruto has always had a deeper love for Sakura than he let on, and in his drunken state, he confesses. Or Sakura, who has always seen Naruto as a friend, realizes that there is more to her feelings when she's drunk. This could be the start of a new chapter in their relationship.
Perhaps a key plot point is when fem Naruto uses her mermaid abilities to save the village. Since mermaids are often associated with water, she could control a massive flood or something water - related that was threatening the village. And also, the reactions of the other characters, like Sasuke or Sakura, when they find out about her being a mermaid would be really interesting.
One interesting plot point could be how Naruto, now in Shikamaru's body, uses his newfound intelligence in a different way. He might strategize battles more like Shikamaru but with his own Naruto - like determination. For example, in a fight against a powerful enemy, he could combine Shikamaru's shadow jutsu with Naruto's never - give - up attitude to outwit the foe.