Without having read the '15 days of darkness story', it's impossible to name the main characters. However, in a typical story like this, they might be a group of diverse individuals such as a scientist who tries to figure out what's causing the darkness, a brave leader who tries to keep people together and safe, and a young person who discovers some unexpected truth during the 15 - day period.
I don't have enough information about the '15 days of darkness story' to determine the main characters. But if it's a story about a community during the darkness, the main characters could include a local mayor who has to make difficult decisions to ensure the survival of the town, a mother who is trying to protect her children, and a hermit who has some knowledge about the oncoming darkness and how to deal with it.
Since I don't know the story, I can't tell you the main characters. They could be ordinary people trying to survive the 15 days of darkness.
There might be a character who is an expert in a particular field relevant to survival, like a former military person with combat and survival training. And there could also be a more vulnerable character, perhaps a young person or someone with a disability, who the group has to protect. This would add an extra layer of complexity to the story and the relationships between the characters.
There's no way to accurately name the main characters without having read the 'In Darkness 2018 Story'. However, in a story about 'darkness', it's common to have a central figure who is in the middle of the turmoil. This character could be an everyman type, someone who the readers can easily relate to. There might also be antagonists, perhaps people or forces that are causing or contributing to the 'darkness' the protagonist is facing.
I'm not sure who the main characters are without more information. It could be a group of brave explorers or just one person on a solo journey into the darkness.
Maybe there is a protagonist who has some special ability to combat the darkness, and there could also be some side characters who either help or hinder the protagonist's journey in the 'the darkness 1 story'. Without more context, it's difficult to be more precise.
Since I don't know the details of the 'darkness 2 story', I can't say who the main characters are.
Since I don't know the exact 'the darkness story', it's hard to say. But it could be a lone hero who has to face the terrors of the darkness. Maybe it's a young child who is the only one seeing the strange happenings in the dark.
I'm not familiar with the '91 days story' specifically, so I can't name the main characters. However, they might be individuals with different personalities and goals. There could be a protagonist who drives the story forward, and perhaps some supporting characters like friends, family, or colleagues who interact with the main character during the 91 days.
There are several main characters in the '19 days story'. For example, Jian Yi and Zhan Zheng Xi are among the important ones.
Perhaps there is a wise old character who serves as a guide in the face of the darkness. And there might be a villainous character who is somehow associated with the source of the darkness. It's common in stories for there to be a contrast between different types of characters in relation to a central concept like the darkness in this story.
There's no way to tell without more information about the 'rid the darkness story'. It could have a single hero as the main character, like a brave knight or a powerful wizard. Or it could be a group of characters, perhaps a family or a band of adventurers.