Start with understanding the basic anatomy of muscles. Study how they attach and move. Then, practice simple sketches to get the shape and proportions right.
Since I don't have access to the actual 'bbrae muscles fanfic', it's hard to say for certain. It could be a work of fanfiction where the writer has a particular fascination with the characters Bbrae and decides to explore their muscular build in the context of the story. Maybe it's a story set in a sports world where their muscles give them an edge, or it could be a more comical take on how their muscles get them into funny situations.
Well, without more context, it could be about a girl's journey in building muscles. Maybe it's her story of starting to exercise, facing challenges like strength training for the first time, and gradually seeing her muscles develop. It could also be about a girl who has natural muscularity and how she deals with society's views on it.
She might be initially stunned. After all, Percy is a hero and his well - defined muscles could be a sign of his strength and capabilities. It could make her blush a bit, secretly admiring his physical form while also feeling a bit flustered as she tries to maintain her usual composed self.
Maybe the guy in the van has a personal vendetta against Sango. He might be someone from her past that she wronged accidentally. In the fanfiction, Sango could use her combat skills to try and escape the van when the kidnapper least expects it.
One such anime could be 'Steins;Gate'. The main character, Okabe Rintarou, is involved in creating and dealing with various scientific and technological concepts that could be related to visual novel-making.
You might want to check out 'Occultic;Nine'. In this anime, there's a character who shows interest in playing visual novels and it plays a part in the story.
Many young boy gymnasts have inspiring stories related to their muscles. For example, a young gymnast might be bullied for being small and weak at first. However, he focuses on his gymnastics training. Over time, his muscles build up, not just physically but also giving him mental strength. He becomes more confident in himself and his abilities, showing that his muscles are not just for physical feats but also for building self - esteem.
One common theme is the reaction of others. Characters in the 'naruto' universe will react to Naruto's new muscular form. Some may be jealous, some may be inspired. Also, the training process is often a theme. How Naruto endures tough training regimens to achieve his muscular physique is detailed in many fanfictions. In addition, there's the theme of using his new - found strength in battles against various enemies, which showcases his growth as a character.