Another plotline might involve Naruto's inner struggle and growth. He could discover new powers or a deeper understanding of his ninja way while on the verge of death. He might have to rely solely on his wits and the training he's had in the past to survive. For example, he could use his shadow clones in more creative and strategic ways to defend himself and find a way back to his village.
One possible plotline could be Naruto finding unexpected allies during his time left for dead. Maybe some characters who previously had no connection to him come to his aid out of a newfound sense of justice or a change of heart.
A plotline could involve a witch from the Left 4 Dead universe being summoned to the Naruto world. This causes chaos as the characters in Naruto have no idea how to deal with this strange new entity. They have to figure out her powers and how to stop her from causing too much destruction. At the same time, some of the Naruto characters might get dragged into the Left 4 Dead world in the process of trying to stop her. There, they team up with the survivors in that world to fight against the hordes of zombies and other witches.
One possible plotline could be that Hermione was attacked by a group of dark wizards while on a solo mission. They might have been after some knowledge she possessed. After the attack, she could be found by a mysterious figure who nurses her back to health and together they seek revenge.
In certain 'harry is dead fanfiction' stories, a plotline could be the new generation of wizards rising up in the wake of Harry's death. His death could be a catalyst for change. Younger characters who were inspired by Harry might form a new resistance against any emerging threats. They would have to learn from Harry's example and find their own strength to protect the wizarding world.
One common plotline is the resurrection of dead characters. If Naruto is dead in the fanfiction, there could be a quest to bring him back. Another is alternate timelines where Naruto's life - or death - changes the course of the entire ninja world. For instance, if he dies early, the Akatsuki might achieve their goals more easily.
One interesting concept could be a crossover with another post - apocalyptic game, like adding characters from Fallout into the Left 4 Dead universe. They could bring their own unique skills and weapons, which would change the gameplay dynamic. For example, a Fallout character might have a Pip - Boy that could be used to detect special items or infected in a different way.
Well, in some fanfictions of this kind, Harry might be in a state between life and death. He could be communicating with certain spirits or magical entities that others can't see. His friends, through their strong bond with him, start to sense his presence and then begin a quest to fully bring him back to life. They might have to solve complex magical riddles and face their own inner demons during this process.
One interesting plotline could be a character who is on the verge of losing their humanity in the Walking Dead world but is brought back by an unexpected encounter related to the lemon element. Maybe it's a lemon tree that symbolizes hope and they fight to protect it.
Well, there could be a plotline where Naruto's ability to see the dead is initially seen as a curse. He struggles with it until he meets an old sage who tells him it's actually a great gift. Then he starts to explore the spiritual side of the ninja world more deeply. He might also use his power to help the families of the dead find closure. For instance, he could pass on messages from the dead loved ones, which would earn him the respect and love of many in the village.
One possible plotline could be the Loud family having to deal with a power outage in a really creative way. Maybe they discover hidden passages in the house while searching for candles in the dark.