The entire village of Konoha would be in mourning. A female Naruto would likely be a symbol of hope and strength for the villagers. Her death could lead to a loss of morale among the ninja and civilians alike. Some might even lose faith in the future of the village, while others would be inspired to carry on her legacy and strive to be better in her memory.
For Sasuke, if he had a relationship with a female Naruto, her death would be a huge blow. He might become more reclusive and angry, blaming himself or others for not being able to protect her. He could even go on a quest for vengeance against those he deems responsible.
The other members of Team 7 would be devastated. Sakura, for example, would not only lose a friend but also someone she looked up to in terms of strength and leadership. She might struggle to continue her medical ninja duties as she is consumed by grief. Kakashi would feel like he had failed as a mentor once again, and this could lead to him becoming more withdrawn from the village's affairs.
For Hermione, it would be a huge blow. She would likely feel a great sense of guilt, thinking she could have done more to prevent it. She might become more withdrawn and throw herself into her studies even more, but also be haunted by memories of Harry. Ron would be devastated too. He might lose his sense of humor for a while and become more serious. He would also be very angry, perhaps vowing revenge if Harry was killed by someone.
For Weiss, Ruby's death could shatter her sense of hope. Ruby was always the one who seemed to bring light and optimism to the group. Without her, Weiss might become more cynical and withdrawn. She may also question the purpose of their fight.
Twilight's death would cause a ripple effect throughout Equestria. Spike, her loyal assistant, would be completely lost. He would struggle to find his place without Twilight. The Cutie Mark Crusaders, who often looked up to Twilight for guidance, would be devastated. They might even lose their sense of purpose in their quest for cutie marks, as Twilight was always there to encourage and advise them.
The other characters would be deeply shaken. For Hermione's friends like Luna, she would be there to comfort Hermione but also be in awe of Draco's selflessness. Neville might be inspired by Draco's act and start to believe that people can change more than he thought. Draco's death would also send ripples through the Slytherin house. Some might be ashamed of how they had treated Draco before, while others might try to carry on his new - found heroism. As for Hermione herself, she would be forever changed. She would become more determined to fight for good in Draco's memory and might even become a bit more withdrawn as she copes with the loss.
It could make them more determined. For example, his comrades might become more resolute in their fight against the enemy, vowing to win in Jerome's memory.
For Stefan, Elena's death could be a huge blow. He might go into a deep depression or spiral out of control as he had always been so in love with her. Damon, too, would be severely affected. He might become even more vengeful and angry, blaming himself or others for her death.
Emma would be devastated. She and Regina had come a long way from being enemies to friends. Regina's death could make Emma question her own abilities as a savior. She might become more withdrawn at first, but then use her pain to fuel her determination to protect the town even more fiercely, knowing that Regina would have wanted it that way.
If there are rivals in the love story, the boy's death can have different effects. Some rivals may feel a strange sense of remorse, even if they were competing for the girl's love. Others may see it as an opportunity, but this often comes with a heavy burden of guilt. The death of the boy can also inspire other characters to be more open about their feelings or to cherish the people they love more, as they have witnessed the tragic consequences of unspoken or unfulfilled love.
In many fanfics, Tony's death shatters the Avengers. Pepper is left heartbroken and often has to find a new purpose in life. Captain America may feel guilty for not being able to protect him better. For Peter Parker, it's like losing a father figure. He might struggle with his identity as Spider - Man and question whether he can continue without Tony's guidance. The team as a whole may become more fragmented as they deal with the loss of their brilliant and resourceful member.
Kanan's death in fanfiction makes the remaining characters grow in different ways. For Chopper, it could mean being more protective of the others. Zeb might become more solemn. The whole group might also find new sources of inspiration from Kanan's sacrifice. They may remember his teachings and use them to face greater challenges. His death can be a catalyst for character development, pushing them to be stronger and more united in their cause.