I'm not sure exactly what the story of Leo is. It could involve a protagonist facing challenges and overcoming them, or it could be a fantasy world filled with magic and mystery.
His friends are the most likely ones. They know his habits and routines well enough to pull off some great pranks. For example, if Leo is always punctual, they could set his alarm clock wrong to make him late.
A wise old wizard in the story could be a main character. He has the knowledge and power to potentially reverse the spell on Leo. He guides Leo's friends and family on their quest, providing them with clues and magical items that are needed to solve the mystery of turning Leo back.
Not having enough details about the 'leo love story' makes it hard to name the main characters. If it's a story set in a particular time period, like the Victorian era, the main characters might be Leo, a nobleman or a commoner, and the person they fall in love with, who could be from a different social class.
Well, the main characters are obviously Amanda and Leo. Amanda could be a really interesting character with her own unique personality traits. Maybe she's very creative or has a great sense of humor. Leo could be the strong and silent type or perhaps really outgoing and adventurous. Their different personalities can create a lot of interesting interactions in the fanfic.
Without reading 'leo graphic novel', we can only speculate. There might be a character who has some sort of special power or ability. This character could be a key part of the story, either helping or hindering Leo. There could also be an antagonist, someone who is opposed to Leo's goals. Maybe it's a villain who wants to take over the world or stop Leo from achieving something important.
In fanfics, Aries' character can be developed by making her more independent. Instead of always relying on others, she could take the lead in some adventures. For Leo, his leadership skills can be explored further. He could be given the task of leading a small team within the guild. Their relationship can also be developed by having them have disagreements. These disagreements can be about their different approaches to magic or how to handle a certain situation. Through resolving these differences, they grow both as individuals and as a duo in the Fairy Tail world.
In leo romance novels, Leos are often depicted as confident. They usually take the lead in relationships and are not afraid to show their feelings. For example, they might be the first to confess their love.
The main characters are Leo and Luna Lemon, of course. Leo is often depicted as a brave and strong character, perhaps with some physical abilities that help in various situations. Luna Lemon, on the other hand, is usually portrayed as intelligent and charming, using her mental faculties to solve problems.
The main character in 'After the Ball' is the narrator. He is the one who experiences the events of the ball and the subsequent revelations that change his view of a particular person.