The 'Red Riding Hood and the Wolf' is indeed a somewhat popular theme for lemon fanfiction. The reason lies in the fact that the relationship between the two characters in the original tale can be seen as having a certain tension. The wolf is a predator, and Red Riding Hood is the prey, which in the world of fanfiction can be translated into a very intense and passionate relationship. Also, the fairy - tale setting gives a lot of room for creative interpretations in lemon fanfiction, like imagining different scenarios where their relationship unfolds in a more adult - oriented way.
The grandmother can be a very interesting character. In some fanfictions, she's not just a helpless old lady. She could be a retired witch who still has some magic up her sleeve. For example, she might have enchanted the red hood to give Red Riding Hood special powers.
I'm not sure if it's a highly popular genre. Fanfic popularity can be very niche - based. While the story of Red Riding Hood and the Wolf is well - known, the 'lemon' aspect (which often implies sexual or mature content in fanfic terms) might limit its mainstream popularity. However, within certain fanfic communities that are into more creative and off - beat interpretations, it could have a following.
Well, in 'Red Riding Hood and the Wolf' lemon fanfiction, a frequent trope is the transformation. Sometimes the wolf can transform into a more human - like form, which adds an interesting layer to their relationship. Also, the 'seductive Red Riding Hood' trope is common. She may not be the innocent girl from the original story anymore but rather uses her charm to attract the wolf. And of course, there's the whole 'capture and rescue' trope where the wolf might capture Red Riding Hood at first, and then there's some sort of rescue or reconciliation later.
One challenge is the difference in their natures. The wolf is a wild animal, and Red Riding Hood is a human girl. Society may not accept their relationship. Also, their families might oppose it. Red Riding Hood's family would be worried about her safety with the wolf.
In this rather unorthodox 'Red Riding Hood and the Wolf Love Story', their relationship is complex. It might start from the initial encounter which was full of danger in the traditional story, but here it turns into an attraction. Maybe the wolf sees something different in Red Riding Hood than just a prey, and Red Riding Hood might be intrigued by the wild side of the wolf.
These fanfics can also play with the idea of transformation. Maybe the wolf has the ability to transform into a human - like form, and a complex relationship develops between him and Red Riding Hood. It might involve elements of mystery, as Red Riding Hood tries to figure out the true nature of this strange wolf - turned - human.
The real story of Little Red Riding Hood and the Wolf has different interpretations. One version is that it was a cautionary tale about the dangers of the wild. The wolf represents the unpredictable and dangerous elements in nature. Little Red Riding Hood's naivete in wandering alone through the forest made her an easy target.
Another theme is transformation. This can be both literal, like the wolf turning into a human or something else, or metaphorical, in terms of the change in their relationship. In many fanfictions, the relationship between Red Riding Hood and the wolf evolves from fear to friendship or even love. A detailed example would be a fanfiction where the wolf's love for Red Riding Hood makes him transform into a more gentle being over time. It shows how their relationship can bring about change in him.