One idea could be to explore the backstories of the minor characters in more detail. For example, the character who only appears briefly in the original but has a really interesting look or a single line that makes you wonder about their past.
The 'jigokuraku light novel' is also known for its engaging plot. It weaves together elements of action, mystery, and drama. There are often unexpected twists and turns in the story that keep the readers on the edge of their seats. The pacing is well - managed, with a good balance between slower, more character - focused moments and fast - paced, action - packed sequences.
Begin by creating a basic outline. Decide on the main plot points, like who the protagonist will be, what their goal is, and what obstacles they'll face. For a jigokuraku fanfic, you might want to consider how the unique elements of the jigokuraku world will factor into your story. Then start writing the first chapter, introducing the setting and the main character. As you write, let your creativity flow and don't be afraid to deviate from your outline if a better idea comes along.
The introduction of the 15th episode of The Nameless One was about Qian Zhifeng and Han Caiyi hiding in the woods when the fire was too strong. In this episode, Qi Feng was intercepted by Shimada with the coffin. When the Japanese insisted on opening the coffin, the mechanism inside the coffin was triggered, causing an explosion. Qi Feng smiled amidst the sparks. Other than that, the other plot details were not mentioned.
The plot introduction of the 14th episode of the Nameless One was that Qian Zhifeng accidentally found the note that Xiao Chang gave him, which made him very angry and confronted Han Caiyi. Qian Zhifeng was worried that Joseph would be chased by the Japanese because he was very vigilant and would not be manipulated by others. Xiao Tong's reckless behavior might lead to danger. However, other than that, the plot details were not provided.
The plot introduction of the 20th episode of The Nameless was: Zhao Yuanchu gave Qian Zhifeng a longevity lock, saying that it was for his son. In the chat, he said that he found a safe key in Qiao San's house, but when they went to open it, they found that it was empty. Qian Zhifeng also played dumb and agreed.