There isn't enough information provided to really know who Alpha Kieran Stone and Alexia Novel are. They might be names created for a particular work like a novel or a movie. It could also be that they are the names of people in a small community or a specialized field that isn't widely known. Without more context, it's difficult to say more about them.
In most comic storylines, Jimmy Olsen isn't a guardian. He's more often involved in reporting and assisting Superman rather than having a guardian role.
One possible theme could be power. If Kieran is an alpha, power dynamics are likely to be explored, especially in relation to his interactions with Alexia. Another theme might be love or attraction, as the two characters are named together which could imply a relationship between them.
I'm not sure specifically as I haven't read it. But it might be a story about Kieran and Calista's adventures in a world related to the 'Heart of the Moon'. It could involve their relationship, perhaps a quest they go on, or challenges they face in this moon - themed setting.
I'm not sure who specifically 'Matt Olsen' is in the context of science fiction. There could be many people with this name. Maybe he is an author, an actor in science - fiction works, or someone involved in the production side like a director or a screenwriter. Without more context, it's hard to be definite.
The Olsen Twins, Mary - Kate and Ashley, started their acting careers at a very young age. They were cast as Michelle Tanner on the popular TV show 'Full House'. Their cute appearance and natural acting skills made them quickly gain popularity among audiences. As they grew up, they ventured into the fashion business, creating their own fashion lines which are quite successful. They have also been involved in various philanthropic efforts over the years.
Since I don't know the details of the Alek Olsen story, it could be about his personal achievements, like if he's an artist, it might be about his creative journey, his exhibitions, and the inspiration behind his works. Or if he's an athlete, it could be about his sports career, his training, and his victories.