One common theme is the struggle of balancing relationships. Barry, as the Flash, has a lot on his plate already, and adding a harem makes it even more difficult. He has to juggle his time between his superhero duties and his relationships with the various characters in the harem.
Archive of Our Own (AO3) is also a great place to look. It has a very inclusive tagging system. So, you can easily find Barry Allen harem fanfiction by looking through the relevant tags. There are often detailed descriptions and reviews to help you choose the stories you might like.
One popular Barry Allen harem fanfiction might be 'The Flash's Many Loves'. It weaves a story where Barry has relationships with different characters in a multi - faceted way. It often plays on his heroic nature and how different personalities are attracted to him.
You can start by looking on fanfiction.net. It has a large collection of fan - made stories, including many about Barry Allen and his potential harem. Another good place is Archive of Our Own (AO3). It has a wide variety of fanfictions, and you're likely to find some interesting Barry Allen harem stories there as well.
One great Barry Allen harem fanfiction could be 'The Flash's Harem Adventure'. It might explore unique relationships with different characters in his world. Another could be 'Barry Allen and His Unusual Harem', which might introduce some interesting twists to the harem concept. There's also the possibility of a fanfic titled 'Barry Allen's Harem of Heroes' that focuses on his relationships with other heroic characters in a harem setting.
There's also 'Barry Allen's Harem Adventure'. This fanfic takes a different approach. It focuses more on the challenges Barry faces while dealing with his growing harem. It shows how he tries to balance his superhero duties with his personal relationships. The story is full of action and emotional moments.
Well, without more details, it's hard to say exactly who he is in the context of the ghost story. He could be the protagonist who experiences the ghostly events.
I'm not sure if there is a specific 'bang' related directly to a book by Barry Lyga in his stories. It could potentially be a very specific reference within one of his works that I'm not familiar with. You might want to check his official website or a detailed book review site for more information.
As far as I remember, in 'A Christmas Story' there was no character named Barry. The main characters were Ralphie, his family members like his mother, father, and his little brother. There were also the school bully and the Santa at the department store, but no Barry that I can think of.