Charlie Swan's love story is likely one of those quiet, small - town romances. He probably met his love in Forks. Their story could have been filled with simple dates, like walks on the beach or dinners at local diners. He may have fallen in love gradually, with shared interests and a mutual understanding of the simple life in Forks. His love might have been a stable and reliable one, which is different from the more passionate and tumultuous loves we often see in other stories.
One key element could be the setting. Since he lives in Forks, the small - town environment plays a role. It might have been a place where he met his love. Another element could be his personality. Charlie is a rather reserved and dependable man, so his love story might involve someone who appreciates those qualities. And family could also be an element, as his relationship might have been influenced by the idea of starting a family.
Often, the theme of dealing with the supernatural is present. Charlie has to come to terms with the vampires and werewolves in his town. Also, the theme of loneliness can be found, as he is a single father trying to raise his daughter in a strange situation.
One great 'Harry and Charlie Swan Fanfiction' is 'The Unlikely Bond'. It beautifully weaves their characters together in an alternate universe where they team up to solve a mystery in Forks. The story has a great balance of character development and plot twists.
One common theme could be his struggle with loneliness. Since Bella is often preoccupied with her vampire - werewolf drama, Charlie might feel left out and this could contribute to his depression. Another theme could be his unspoken concerns about Bella's safety in the dangerous world she's involved in. It's a lot for a father to handle.
I'm not sure specifically as it's a fanfiction. Fanfictions can have a wide variety of interpretations and storylines. It might explore an alternate scenario where Charlie Swan and Bella are in a relationship that leads to such a situation, but this goes against the original 'Twilight' story's intended relationships.
I'm not aware of it being a particularly popular fanfiction. There are so many 'Twilight' fanfictions out there, and ones that deviate so far from the original story's relationships may not gain mainstream popularity.
One great Charlie Swan fanfiction is 'Charlie's Perspective'. It offers a deep dive into his thoughts and experiences in the Twilight world. Another one could be 'Charlie's Hidden Life' which reveals some secrets about him that are not explored much in the original series.
The popularity of 'Harry and Charlie Swan Fanfiction' lies in the interesting combination of two different universes. Harry comes from the magical world of Hogwarts and Charlie from the more mundane but still exciting world of Forks. When combined, it creates a lot of opportunities for unique stories.