The musical aspect is a big part. Since Glee is about music, a good Blaine Glee fanfic should have him singing, performing, and how music affects his emotions. For example, a fanfic might show how a particular song helps Blaine overcome a personal struggle.
Character development is key. You want to see how Blaine grows and changes. Also, the relationship dynamics within the Glee club are important, like his friendships and rivalries.
One popular Glee Blaine sick fanfiction is 'Under the Weather'. It beautifully portrays Blaine being sick and how the other characters, especially Kurt, take care of him. The story focuses on the tender moments between them during his illness.
Tumblr sometimes has posts that link to Blaine Glee gay fanfics. You can search for relevant tags like #BlaineGleeFanfic or #GleeGayFic on Tumblr. However, the content might be a bit more scattered compared to the other two platforms, but it's still worth checking out.
Another one is 'A New Beginning'. It starts off with Blaine at a crossroads in his life. The story then unfolds, exploring his relationships in a new light. It has a lot of heart - warming scenes and some interesting plot twists that keep you hooked.
Fanfiction.net is another place to look. There are numerous Glee fanfics there. However, the search might be a bit trickier compared to AO3. But if you dig around a bit and look through different categories related to Glee and Blaine, you might come across some good 'bottom Blaine Glee fanfic'.
One common theme is their journey of self - discovery. Since they are in a same - sex relationship in the fanfics, they often explore their own identities and how they fit into the world around them. For example, coming out to friends and family.
One great Blaine Glee fanfic is 'The Journey of Blaine Anderson'. It focuses on Blaine's growth and his relationships within the Glee club. It has really well - written emotional scenes.
Another option is Tumblr. There are many Glee fanfic blogs on Tumblr. You can search for tags like #Glee #Blaine #sickfanfiction. Some bloggers also post links to their own fanfictions or recommend ones they've read. However, the search on Tumblr can be a bit more hit - or - miss compared to the other two platforms.
Love is a major theme. Their relationship over the nine years is often explored in terms of how their love deepens and changes. Another theme is growth. We see them grow as individuals and as a couple, like how Kurt becomes more confident in his career and Blaine matures in his own ways.
I'm not sure if there is specifically 'glee blaine abused' fanfiction. Fanfiction can cover a wide range of themes, but abuse is a very serious and often disturbing topic. The 'glee' fandom generally focuses on more positive aspects of the characters' relationships, like friendship and romance, so it might not be a common type of fanfiction within the fandom.
One popular 'bottom Blaine Glee fanfic' is 'The Heart's Melody'. It beautifully explores Blaine's character in a new light and his relationships within the Glee universe. It has a great plot and engaging dialogue.