There could be a variety of main characters. Maybe there's an old caretaker of the house who knows some of the secrets but is reluctant to share them. There might also be a young journalist who is determined to expose the secrets of the house for a big story. Another possibility is a family who has just moved into the house and starts to notice strange things, and they become the main characters trying to figure out what's going on.
In 'the house of secrets story', the main characters could be a reclusive hermit who has been living in the house for years and holds many of the secrets. There may be a nosy neighbor who has always suspected something strange about the house and becomes involved in uncovering the secrets. Additionally, if the story has a magical or supernatural element, there could be a wizard or a spirit that is either protecting or trying to reveal the secrets of the house.
Since I don't know the exact 'House of Secrets Story', I can't say for sure. But it could be a group of adventurous kids who stumble upon the house.
I'm not sure exactly as I haven't read it. But typically in a novel about a house of secrets, there would be a curious protagonist, maybe a young person who is new to the house or has just inherited it and starts to explore its secrets.
I'm not sure as I haven't read or seen it. But they could be the people who lived in the house, like the owners, their family members, or servants who might be involved in the secrets.
I'm not sure exactly as I haven't read it. But it could be the people who live in the house, like a family. Maybe there's a curious child who starts to discover the secrets, or an old caretaker who knows more than he lets on.
The main characters in the 'Veil of Secrets Story' might include a brave adventurer. This adventurer could be exploring an old, abandoned place where the veil of secrets is said to be. There might also be a local character, perhaps a hermit who has lived near this place for a long time and has some inkling of what the secrets are. And there could be a villainous character who wants to use the secrets for their own dark purposes and is trying to keep others from uncovering them.
In the 'delver of secrets story', the main character is likely to be the delver, of course. This character could be an outcast in society, driven by a thirst for knowledge that others don't understand. There may be other important characters such as the keeper of the secrets, who is initially an enemy but as the story progresses, they may become an ally or at least a more complex figure. There could also be a love interest for the delver, who either supports or hinders the delver's search for secrets depending on their own motives and the situation in the story.
Since I don't know the exact 'Secrets in the Water' real story, I can't say for sure who the main characters are. It could be scientists who are exploring water - related mysteries, or it could be people from a community whose lives are deeply connected to a particular water source.
Often in stories about secrets, there is also a character who is affected by the secret without even knowing it. This could be someone who is unknowingly involved in the situation that the secret pertains to, and their life may change once the secret is revealed.
Without more information about this 'chasing secrets true story', it's difficult to determine the main characters. However, in a typical story of this kind, there might be a curious investigator as the main character. This could be someone like a detective or a scientist. There could also be supporting characters such as friends or colleagues who help in the search for secrets, or antagonists who try to keep the secrets hidden.
There might also be a character who is either trying to discover her secrets, like a friend or a family member. This character would add conflict to the story as they dig deeper.