Love could also be a theme. It could be the love that the protagonist develops for the members of the villain's family, or the family's love for each other in the face of their 'villainous' reputation. This love might be what drives the story forward.
Power and its corrupting influence could be a theme. Maybe the villain's family has a certain amount of power, and the story shows how that power affects the characters. Also, the theme of identity might be present. The protagonist may struggle with their new identity within the villain's family.
One main theme could be redemption. The protagonist might be trying to change the fate of the villain's family, which implies a form of redemption for the family's actions. Another theme could be family dynamics. Despite being the 'villain's family', there are likely complex relationships within the family that the story explores.
In 'becoming the villians family novel', power and corruption could be important themes. The villain's family might be involved in power - seeking and corrupt practices, and the main character has to navigate through this. Also, identity is likely a theme as the character is changing their own identity by becoming part of this new family.
The head of the villain's family could be really interesting. They are likely to have a complex personality, being a villain but also having a family side. Their decisions and actions would shape the family's future and the story as a whole. They might be cruel in some ways but also show unexpected kindness to their family members.
Well, love might be a theme too. It could be a love that defies the expectations of the 'villain' label. Maybe the protagonist falls in love with someone in the villain's family and this love challenges the pre - conceived notions about the family. Also, power struggles within the family could be a theme. With the villain's family, there are likely to be fights for power, inheritance, or control.
One of the main themes could be redemption. Even though they are villains, they might have a chance at changing their fates. Another theme might be the struggle against one's pre - ordained destiny. The villains in the novel may try to break free from the idea that they are meant to die.
I'm not sure exactly as I haven't read the novel. But there's probably a protagonist who is the one becoming part of the villain's family. Then there would be the members of the villain's family, like a powerful and maybe cruel father figure in the family who is the main villain.
One possible theme could be power. The Odd Sisters might be constantly seeking more power, which is a common theme among villains.
It might also be about survival. Since they are being raised by villains, they have to find ways to survive in a potentially dangerous and unethical setting. This could involve outsmarting the villains or finding allies among them.
There's a group of villains in the 'Villains Rising Light Novel'. One of the main ones is a woman named Lilith. She is cunning and uses her intelligence to outwit her enemies. Another is a hulking brute named Brutus who uses his physical strength to cause chaos. They all have different motives for their villainy which makes for an interesting dynamic.
I'm not sure specifically as I haven't read the exact novel. But usually, the main villains are those who oppose the protagonist the most. They are often the ones causing the most chaos and problems in the story world.
Another possible theme is loyalty within the family. Family members may have to decide where their loyalties lie, whether it's with the family as a whole or with their own individual beliefs. This could lead to internal conflicts and drama within the family unit.