It could also be because the concept of true mates is very appealing. There's a sense of destiny and a deep, unbreakable connection in the idea of true mates, which draws readers in. In the case of Bella and Alec, it's exciting to imagine how their characters would interact in such a relationship.
In some fanfictions, it could be the Volturi. They might see Bella and Alec's relationship as a threat to their power or their rules about vampire relationships. They could try to break them apart or manipulate the situation to their advantage.
Another interesting fanfiction is 'The Journey of Bella and Alec as True Mates'. It details their journey together, from the moment they realize they are true mates. It shows how they grow and develop both as individuals and as a couple. They go on adventures and face many obstacles, which makes the story really captivating.
One possible plotline could be their initial encounter. Maybe Alec sees Bella in a completely unexpected situation, like during a supernatural event in the forest. Their eyes meet and there's an instant connection, a spark that neither can deny.
One more theme is the discovery of self. As Bella and Alec become mates, they often learn more about themselves through their relationship. They might discover new strengths or weaknesses. For instance, Bella could find that she's more courageous when it comes to protecting Alec, and Alec might find that he's more patient because of Bella. Also, the theme of family and how their relationship affects those around them is often explored. Their bond might change the dynamics within their respective families or friend groups.
One popular 'bella and alec mates fanfiction' story could be the one where they face challenges from different vampire clans together. It shows how their relationship develops in the face of danger.
One popular 'bella and alec are mates fanfiction' is 'The Unlikely Bond'. It explores their relationship in a unique way, with lots of emotional moments and interesting plot twists.
You need to develop their relationship gradually. Don't make them fall in love immediately. Let there be some resistance, maybe from Bella's side as she was in love with Edward before. Or from Alec's side as he is bound by his duties to the Volturi. Also, use vivid descriptions to bring the story to life, whether it's the dark alleys where they meet secretly or the grand halls of the Volturi castle.
In some fanfictions, Bella and Emmett might be considered true mates because of their shared experiences within the Twilight universe's unique supernatural context. For example, they both are part of the Cullen family, which could lead to a deeper connection in the eyes of some fanfiction writers. Also, their personalities could be seen as complementary, with Emmett's boldness and Bella's determination.
Yes, there are quite a few. You can check out fanfiction websites like FanFiction.net or Archive of Our Own. Just search for 'bella and demetri true mates' on their search bars and you'll find a variety of stories with different plotlines and writing styles.