It's fairly common. Fans often look for more content related to their favorite shows. Since 'Attack on Titan' has a large and passionate fan base, there are a lot of fanfics available. 'Aot' fans might watch (read) these fanfics to explore different scenarios that the official story didn't cover. For example, they might want to see how a certain character would react in a different situation or what would happen if a major plot event had a different outcome.
The 'Epica Black Halo story' is mainly about a grand and gloomy tale. It involves elements of mythology and a struggle. The music of Epica in this album tries to convey the story's various plot twists. There are parts that seem to describe a journey of a hero or anti - hero through a world filled with danger and mystery, and the story is told in a very operatic and symphonic way through their music.
There could be various fanfictions. Maybe some that focus on alternative endings, like ones where certain characters survive who didn't in the original. For example, a fanfiction where Erwin survives and leads the Scouts in a different way.
The 'Epica and Black Halo story' is quite complex. Epica is a symphonic metal band. Their album 'The Black Halo' has a story within it that often involves elements of dark fantasy, religious themes, and human nature. It's a concept album that tells a story through its lyrics and music. For example, the music is often dramatic and intense, which helps to bring out the emotions of the characters in the story.
In the 'Epica Black Halo story', there may be a hero - like figure who is the central character. This character could be on a quest to overcome some sort of darkness or chaos. There might also be a powerful, malevolent force as an opposing character. However, the exact nature of these characters is somewhat open to interpretation as the story is told through music and lyrics which can be quite abstract at times.
It could mean that a person who is a fan of 'Attack on Titan' (AOT) is reading or watching fan - created fictional works related to AOT. Maybe they are interested in seeing different interpretations or storylines that fans have come up with.
One way is to check on popular fanfiction websites. Look for ones with high ratings and a lot of reviews. For example, Archive of Our Own (AO3) has a large collection of AOT fanfictions. You can search for the most popular ones there.
Definitely not. AOT is a work of fiction that combines elements of fantasy, action, and drama. It's set in a made-up world with its own unique plot and characters.