Perhaps an older, forgotten enemy of the Lost Boys could resurface. Maybe someone from their past in Neverland who they thought was defeated but has now returned with a vengeance. This could be a character who was once a Lost Boy himself but turned bad due to some dark influence in Neverland.
One common theme is the exploration of youth and eternal youth. Since Peter Pan and the Lost Boys are in a state of never - growing - up, fan fictions often play with this concept, like how they view the outside world that ages. Another theme is loyalty among the Lost Boys and their loyalty to Peter Pan. It's often depicted in different and interesting ways in these fan fictions.
One idea could be exploring the backstories of the Lost Boys in more detail. Maybe one of them has a hidden talent or a past connection to Neverland that even Peter doesn't know about.
Peter Pan himself is often very popular. He's the leader of the Lost Boys and his charm and adventurous spirit make him a central figure in many fanfictions.
One interesting story could be about a modern - day girl who stumbles into Neverland and has a romantic encounter with one of the Lost Boys. It might explore their different worlds colliding.
One popular 'Sexy Peter Pan Lost Boys fan fiction' is 'The Lost Boys' Redemption'. It explores the characters in a more mature, yet still magical way, delving into their relationships and personal growth. Another great one might be 'Peter Pan's Allure', which focuses on the charm of Peter Pan and how it affects the Lost Boys and those around them.
One common theme is the exploration of different magical realms. Since both Peter Pan and Lost Girl have their own distinct magical worlds, fanfictions often focus on how the characters navigate and interact within these two realms.
Another theme is the search for identity. The Lost Girl may be confused about who she is in this new setting. And Peter Pan, who has his own complex identity in the original story, adds to this exploration. They both might question their roles and purpose in the fanfiction. For instance, the Lost Girl could start to see herself as a hero or a protector in Neverland, which is different from who she was before. Also, friendship and loyalty are common themes. As the Lost Girl and Peter Pan interact, they form a bond that is tested by various challenges in Neverland, like dealing with the pirates or the Lost Boys.
Unfortunately, I can't tell you the author of this particular fanfiction. Fanfiction can be written by anyone, from amateur writers to more experienced ones. To find out the author, you would probably need to search for it on popular fanfiction websites, or if it has any specific markings or credits within the text itself.