In the 'letter 44 graphic novel', the main characters might include a leader figure who is tasked with deciphering the meaning of 'letter 44'. There could also be a tech - savvy character who helps with any technological aspects of the story, like hacking into systems or understanding alien technology if it's that kind of plot. And perhaps a strong - willed female character who provides moral support and is also good in combat situations if there is action involved in the story.
Well, of course, Hester Prynne stands out as a main character. She is strong - having to face the whole town's judgment while raising her daughter. Arthur Dimmesdale, the conflicted minister, is also a main character. His relationship with Hester and his own internal turmoil is a major plot point. And Roger Chillingworth, whose actions are driven by his jealousy and need for revenge against the man who had an affair with his wife.
Well, aside from Scarlet, there might be other characters who are affected by the contents of the letter. There could be a villain or an antagonist who tries to prevent Scarlet from getting or understanding the letter. There might also be friends or allies of Scarlet who help her decipher the letter or deal with the consequences of what's in it.
Since I'm not familiar with this visual novel, it's hard to say who the main characters are. But in general, in a visual novel that focuses on letters, there might be a sender and a receiver of the letters as main characters. Maybe a young writer who sends out letters seeking adventure and an older, wiser person who receives them and offers advice.
Tiuri is the main protagonist. And there are other characters like Piak, who is his friend and accompanies him on his adventures. Then there are various knights and villains that they encounter along the way, all of which add to the richness of the story.
There might also be a messenger or an advisor who plays an important role. The messenger who delivers the letter could face various challenges on the way, or an advisor to the king might try to influence the king's response to the letter. Their actions and decisions can have a significant impact on the overall story of the 'letter to the king novel'.
Since I don't know the exact 'love letter novel', it's hard to say. But usually, there would be the sender and the receiver of the love letters.
The main characters are Hester Prynne, a woman who is forced to wear the scarlet letter 'A' for adultery. Then there is Arthur Dimmesdale, a minister who has a secret relationship with Hester. Roger Chillingworth, Hester's husband, is also a main character. He is consumed by revenge after finding out about Hester's affair.
I don't know as I haven't read it. Maybe it has a young, curious protagonist who is determined to find out the secrets in the letter.
I'm not entirely sure without reading it thoroughly, but usually there would be a protagonist who is entrusted with the letter for the king. There might also be some supporting characters like a wise old man who gives advice, or a brave warrior who helps protect the one with the letter on their journey.
Since the title mentions Isabella, she is most likely one of the main characters. But without reading it, it's hard to say who else might be a main character. There could be a friend or a love interest of Isabella.