In some 'Batman Nightwing Dies' fanfiction, it could lead to Batman's descent into a darker state. He might become more vengeful and isolated. For example, he could start to question his whole approach to crime - fighting and his role in Nightwing's life.
One possible fanfic could involve a battle against a powerful villain. Nightwing might get injured while trying to protect Gotham. Batman then has to step in not only to defeat the villain but also to take care of Nightwing. He could use his advanced medical knowledge and resources in the Batcave to nurse Nightwing back to health.
He might try to reason with kaldur. If Nightwing can make kaldur see that what he's doing is wrong or that there are better ways to achieve his goals, kaldur could let him go. Nightwing is known for his charisma and intelligence in such situations.
He might try to engage Slade in conversation. Nightwing is smart and could be looking for a way to psychologically get an edge over Slade. He could be probing for Slade's motives, hoping to find a way to turn the situation around. He might also be stalling for time, waiting for the right moment to make his move.
Nightwing is alive in the comics. He's had his share of challenges and close calls, but as of now, he continues to fight for justice and protect the people.
Fan Xian's death and Qing Kingdom's demise was a line in " Celebrating Years " that appeared at a critical moment in the plot. We can understand that this sentence was said by Wu Zhu. In the plot, Wu Zhu was a powerful character. He had a complicated relationship with Fan Xian. According to the description in the search results, Wu Zhu was the Nanjiang serial killer that Fan Xian and Yan Bingyun could not forget. His true identity hidden behind the scenes was the Temple envoy. In the plot, Wu Zhu and Fan Xian had a conflict. In the end, Wu Zhu killed Fan Xian. This line," Fan Xian dies, Qing Kingdom dies," was said by Wu Zhu in this scene. It meant that Fan Xian's death would lead to the destruction of Qing Kingdom. This sentence contained important information, hinting at the development of the plot and the complicated relationship between the characters. Therefore, Fan Xian died and Qing perished.
Batman is the most likely. He has a strong bond with Nightwing and would do anything to save him. His skills in combat and detective work would be crucial in finding and freeing Nightwing.
A possible plot could be Nightwing getting betrayed by a close friend or ally. Maybe they were framed for something they didn't do, and this led to their heartbreak. For example, if a fellow hero believed false rumors about Nightwing and turned against him, it would shatter his trust and break his heart.
Nightwing would initially be defiant. He's a highly trained fighter and detective in his own right. So, he won't cower in front of the Joker. He'll probably try to size up the situation, looking for any weaknesses in his captivity and the Joker's plan.