The plot might involve Bilbo having to face new and more dangerous foes while on his quest for the great treasure. He could be joined by some old friends or make new allies along the way. For example, he might encounter a group of dwarves who have heard rumors of the treasure and team up with them. They could journey through uncharted lands, facing challenges like treacherous terrains, dark magic, and ancient curses. Bilbo's wits and the experience he gained from his previous adventures would be put to the test as they strive to find and claim the great treasure.
Perhaps it's a story where the great treasure has a special power. Bilbo is drawn to it not just for its material value but because he senses that it could be used to save Middle - earth from a new threat. So he embarks on a journey to find it, facing internal struggles as well as external ones. He has to decide if he's willing to risk everything again for this treasure, and along the way, he learns more about himself and the true meaning of heroism.
It could be a powerful dragon that has claimed the treasure as its own and will stop at nothing to protect it.
One possible theme could be a sense of betrayal. For example, if Bilbo feels betrayed by his companions during the adventure, it could lead to his anger. This could be related to issues like sharing of the treasure or decisions made during their journey.
Common themes in 'female Bilbo Baggins fanfic' include empowerment. A female Bilbo can be shown as breaking barriers in a world full of challenges. Also, there is often the theme of adaptation. How does she adapt to the quest and the company of dwarves? It's not just about being female, but also about how that changes the story's flow. There might be fics where she has to prove herself more because of her gender, which is an interesting take on the classic story.
One possible theme could be adventure. Just as Bilbo had grand adventures in Middle - earth, the cat familiar could accompany him, adding an interesting dynamic to the journey.
The appeal of bamf Bilbo Baggins fanfic lies in the transformation of his character. In the original, Bilbo is a rather meek hobbit at first. But in these fanfics, he becomes this strong, badass character. It's exciting to see him take charge and use his wits and new - found strength in different situations.
One popular 'bilbo baggins cat fanfic' might be the one where Bilbo discovers a magical cat in Middle - earth. The cat has the ability to communicate with him and they go on adventures together, exploring hidden caves and encountering strange creatures.
Perhaps it's due to his discomfort with sudden changes or surprises. Bilbo is a hobbit, used to the simple and predictable life in the Shire. In fanfics, when he's exposed to the chaos of the outside world, like unexpected magic or the presence of strange creatures, he might flinch as a reaction to this discomfort. This shows his struggle to adapt to new circumstances outside his comfort zone.
Maybe the cat spirit animal has the ability to communicate with Bilbo in his dreams. It imparts wisdom about the journey ahead, like which paths to take and which treasures are truly worth seeking. The cat could be a connection to an ancient magic in Middle - earth that only Bilbo, as a hobbit with a special bond to this spirit animal, can access.
In the fanfiction, Female Bilbo Baggins could fall in love with someone in the traveling caravan. It could be a human or a dwarf. This would create a whole new set of challenges and adventures. For instance, if it was a dwarf, they would have to deal with the cultural differences between hobbits and dwarves. Their relationship would also change the dynamics within the caravan as the other members would react in different ways.
I'm not sure of a specific 'angry bilbo baggins fanfic' off the top of my head. But you can try looking on fanfic websites like Archive of Our Own. There might be some stories there that explore an angry Bilbo Baggins in various scenarios, such as during his adventures when he's faced with difficult challenges or when he has disputes with other characters in Middle - earth.