If it's a variation of 'Alice in Wonderland', the main character would likely be Alice herself. She is usually the protagonist who enters the strange world. There might also be some form of the Cheshire Cat, which could be a more menacing figure in a dark version. And of course, the Queen of Hearts, who would probably be even more cruel and tyrannical than in the original story.
I'm not entirely sure as 'wo sunderland' seems like an incorrect or made - up term. But if it's a dark take on 'Alice in Wonderland', it might involve darker themes like a more menacing Wonderland, with perhaps scarier versions of the Cheshire Cat, the Queen of Hearts being even more tyrannical, and Alice facing more sinister challenges.
Alice is surely one of the main characters. Since it's an 'Alice in...' story, she's likely to be the central figure around which the plot revolves.
I'm not entirely sure what 'alice in wo serland dark novel' specifically is. It could potentially be a dark retelling of the classic 'Alice in Wonderland' story. Maybe it explores darker themes such as the character's psychological turmoil in a strange and distorted world.
The main theme could be about adventure. Alice's journey in Sunderland might involve exploring new places, meeting strange characters, and getting into various situations that are typical of an adventure story.
One possible theme could be fear. Given that it's a dark novel, fear of the unknown, fear of the strange creatures and situations Alice might encounter could be prominent.
Alice is surely a main character, but in this 'dark alice in wonderland graphic novel', she may be less of an innocent explorer and more of a desperate survivor. The Mad Hatter could be another main character, his madness taking on a more dangerous and unpredictable form. Also, the Queen of Hearts would most likely be a prominent character, her tyrannical rule being even more brutal in this dark retelling.
Since it's named 'alice or alice visual novel', it's likely that the main characters are named Alice. There might be different versions or incarnations of Alice.
The Cheshire Cat could be very interesting in the dark novel. Its usual mysteriousness might be intensified, perhaps being more of a guide through the dark and dangerous parts of Wonderland. It could have some hidden motives or a more complex backstory.
The main characters could be new ones created for this 'after alice novel'. They might be characters who were influenced by Alice's presence in Wonderland and now have their own stories to tell. For example, a young creature who was inspired by Alice's courage and now embarks on a journey of self - discovery in the now - changed Wonderland. There could also be some characters who are descendants of the original ones, carrying on the legacy and dealing with new challenges.
Since I don't know the exact 'alice visual novel', it's hard to say for sure. But likely, Alice would be one of the main characters. There could also be other characters like a guide or a friend who helps her on her journey, or perhaps antagonists who create obstacles for her.