The main characters are obviously the boy and the two kittens. The boy is probably the central figure around whom the story revolves. And the two kittens play important roles as his companions or sources of adventure.
The main characters are, of course, the three little kittens. They are the ones who go through the adventure of losing their mittens and then finding them again.
The main characters are the three little kittens and their mother.
The '1 boy 2 kittens story' might be that there is a boy and these two kittens are always getting into mischief around him. For example, they might be knocking over things in the house. And the boy has to keep cleaning up after them. But at the same time, he loves them very much and they have a really cute relationship.
The main characters are the three little kittens and their mother cat.
The main characters are the three little kittens and their mother.
It could be the kittens themselves. Maybe there's a lead kitten that has special abilities or a unique backstory related to the Attack on Titan world. For example, it could be a kitten that was experimented on by the same people who created the titans.
Another character that could be a main character in these fanfics is Grell Sutcliff. He might be attracted to the kittens because of their cuteness, but his over - the - top personality could lead to some chaotic and hilarious scenes. He could try to dress the kittens up in fancy outfits or involve them in his wild schemes. And of course, the Undertaker might also play a role. He could be interested in the kittens because they might hold some kind of secret related to death or the afterlife in the Black Butler universe.
I'm not sure specifically what the 'i boy 2 kittens story' is about without more context. It could be a story about a boy and two kittens. Maybe the boy found the two kittens and they had some adventures together.
The main characters are, of course, the five little kittens.
The two little kittens are the main characters. They are the ones that we follow throughout the story. We see their relationship develop, their daily activities such as chasing yarn and mice, and how they react to different situations like the storm. Without them, there would be no story at all.