Well, 'feliz cumpleanos' means 'happy birthday' in Spanish. So this graphic novel could center around a birthday - themed plot. It could be about a young person's coming - of - age birthday, with all the challenges and joys that come with growing up, depicted in the unique visual style of a graphic novel.
I'm not entirely sure as 'feliz naviad' seems like a misspelling. If it's supposed to be 'feliz navidad' which means 'Merry Christmas' in Spanish, the back story could be related to the origin of Christmas traditions in Spanish - speaking cultures. It might involve things like the celebration of the birth of Jesus, the coming together of families, and the various festive customs like having a big dinner, giving gifts, and decorating Christmas trees.
Since we don't know much about this 'feliz cumpleanos graphic novel', the main characters could be a diverse group. Maybe there's a creative artist who wants to make their birthday extra special and their friends who help them plan an amazing celebration. Or it could be a family - centered story where the main characters are parents, children, and grandparents all involved in a big birthday bash.
As a fan of web novels, I don't have any knowledge about the plot and character settings of Star Travels. Therefore, he had no choice. It is recommended to read the original work or check the relevant background information to obtain more accurate information.
Since I'm not familiar with the 'Monster Dia and Meg story', it could potentially be a story about friendship between two monsters. Maybe Dia is big and strong while Meg is small and clever. They might go on a journey to save their monster homeland from some kind of threat, like an evil wizard or a natural disaster that is endangering their kind. However, this is all just speculation without more context.
Friendship is a very common theme. Since Chika and Dia have a strong bond, fanfics often explore different aspects of their friendship, like how they support each other through tough times.
I'm not familiar with 'feliz naviad' exactly. It could be a very specific or local story. Maybe it's a new term someone created for their own Christmas - related story. If it was 'feliz navidad', then there are so many aspects to the back story. There are the religious roots, the cultural traditions of different regions in Spanish - speaking countries. But for 'feliz naviad', more information is needed to really explain the back story.
There were two novels with protagonists named Thousand Leaves Butterfly Dance, which were " The Golden Female Supporting Character " and " The Black-bellied Baby's Miser Mother."