He could be telling the troll story as a warning. Maybe they are approaching an area where there might be more trolls or similar dangerous creatures, so he wants everyone to be aware of what they could face.
Well, it could be for aesthetical reasons. In a lot of fanfiction, authors like to play with the appearance of characters to make them more unique or to fit a certain theme. The corset might be part of a new look for Fem Bilbo that sets her apart from the traditional Bilbo we know.
Maybe he's trying to get attention or play some sort of prank. It's a strange behavior for sure.
Once upon a time, there was a little troll named Timmy. He lived under a bridge in a forest. One day, a group of kids came to the forest to play. Timmy was very curious and decided to peek at them from behind a tree. But his big nose made a noise and the kids noticed him. Instead of being scared, the kids invited Timmy to play with them. They played hide - and - seek together and Timmy had a great time.
Once upon a time, there was a little troll named Gruff. Gruff lived under a big, moss - covered bridge. Every night before going to sleep, Gruff would count the shiny pebbles he had collected during the day. One night, as he was counting, he heard a strange noise. It was a lost little bunny. Gruff was initially grumpy but then decided to help the bunny find its way home. After that, Gruff went back to his bed of soft leaves and fell asleep with a smile on his face.
It could be that people who cross the bridge are always noisy or disrespectful of its space. So it becomes grumpy over time as a form of self - protection.
There was a troll named Gruff. Gruff had a very comfortable bed made of soft leaves and twigs. One bedtime, as he lay down, he started to think about the stars. He always wondered what they were made of. So, he decided to go on a little adventure. He climbed up the tallest tree near his home. As he got closer to the sky, he could see the stars more clearly. But he also realized that it was getting very late. He quickly climbed back down and ran to his bed. He covered himself with his furry blanket and dreamt of flying among the stars all night long.
The Throgg Troll King is often a menacing figure in certain fictional lore. He rules over the trolls with brute force. His story might involve battles for territory, as trolls are often depicted as territorial creatures. He would lead his troll minions against other races or kingdoms, causing chaos and destruction in his wake.
Once upon a time, there was a troll who lived under a bridge. All he wanted was a friend. But every time he tried to approach the villagers, they would run away in fear because of his ugly appearance. He was left all alone, day after day, just watching the world go by from under his bridge. It was really sad.
Bilbo feels a sense of accomplishment and contentment. He's had quite the adventure and is ready to settle down.
In the troll fanfiction, Hermione might tell the truth about the threat the troll poses. She is often portrayed as a smart and honest character. So, if there are false rumors or misunderstandings among other characters about the troll, she could be the one to set things straight by revealing facts about its abilities, for example, how strong it really is or if it has any weaknesses.