The mother is also a possibility. She might be suffering from some sort of mental illness that has been hidden from the family for a long time. And under certain stressors, she snaps and becomes the killer. Or perhaps she has a hidden motive related to protecting the family in a twisted way.
Even one of the children could be the killer. Maybe they've been bullied at school and are taking out their anger and frustration on the family. Or they could have some genetic predisposition to violence that is only just emerging as they grow up.
It could also be related to some past secrets or grudges. Perhaps there was an incident in the past that the friends had forgotten about, but the killer held onto it and let it fester until it led to murder. Say, a childhood incident where the killer felt wronged by the group of friends but never spoke up about it.
One possible theme could be family secrets. When a family member is a killer, there must have been secrets hidden for a long time.
People who enjoy stories about strong female characters would also be interested. The woman in this novel is the one who overcomes the serial killer, showing great strength. So, women in general might be attracted to this kind of story as it can be empowering. Also, those who like to read about the battle between good and evil would find this novel appealing.
Even a new character created specifically for the fanfiction could be the serial killer. This character could be someone with a grudge against Beacon Academy, for instance. They might be killing students or professors in a way that ties into some dark secret or vendetta they have against the institution.
A possible 'Love Stalker Killer Story' could be about a person who becomes obsessed with someone they love. They start stalking the object of their affection, following them everywhere. Eventually, their obsession turns dark and they become a killer, perhaps because they feel rejected or that the person they love belongs only to them. For example, in some fictional stories, a character might be so in love that they can't bear to see the other person with someone else and this twisted love leads to stalking and then to murder.
It's hard to say. Maybe it's the mysterious character who always shows up at odd times.
In the Amityville Horror Killer Story, the killer was Ronald DeFeo Jr. He killed his entire family in the house in Amityville.
Since we don't have enough information about this '1 5 killer', I can't say who the killer was exactly.
Well, it could start with a new relationship where one partner is overly possessive, which is the early sign of the stalker - like behavior. The stalker - lover then starts to isolate the other person from friends and family. As the story unfolds, the other person tries to escape this toxic relationship. In response, the stalker, feeling a sense of loss of control, becomes a killer in a desperate attempt to stop the person from leaving.
In the context of 'a killer amount friends real story', 'a killer amount' could be hyperbole. It might suggest that there were a lot of friends, but not just in terms of quantity. Maybe these friends had a powerful influence, like a 'killer' impact on the person's life in the real story. It could be that they were very supportive and their combined presence was really strong in the person's life.