Another theme is destiny. The fanfictions usually play around with the concept that their being soulmates is part of a greater destiny, whether it's to save the wizarding world in a different way or to change the course of Tom's dark path. It shows how their relationship is fated and how they must navigate this new aspect of their identities. For example, in some stories, their soulmate bond is what gives Harry an edge in understanding Voldemort's motives better than anyone else.
The struggle between good and evil is also a common theme. Harry is the symbol of good and Tom Riddle is on the path to becoming pure evil. Their soulmate connection challenges this divide. It creates a complex situation where Harry has to deal with his feelings for someone who has done so many terrible things, and Tom has to face the fact that there is a connection to the 'good side' through Harry. This internal and external struggle is often explored in great detail in these fanfictions.
One common theme is redemption. Since Tom Riddle becomes Voldemort, the idea of Harry being his soulmate often leads to themes of whether Tom can be redeemed through their connection.
The theme of fate is also very common. The fact that they are soulmates implies a certain kind of fate. Fanfictions often explore how they are meant to be together in some way, even though it seems so unlikely given Tom's actions. For example, some stories show how their connection was predestined by magic itself.
A common theme is redemption. Fans often write about Tom Riddle being redeemed through his soulmate connection with Harry. Harry's love or understanding could be the catalyst for Tom to turn away from the dark arts.
A very common theme is redemption. Tom Riddle, being the dark wizard he is, the soulmate bond with fem Harry can be seen as a chance for him to be redeemed. Also, the theme of self - discovery is present. Fem Harry and Tom Riddle both learn more about themselves through their connection. It's a complex relationship that is explored through these themes. For example, in many fanfictions, Harry tries to understand why she is connected to someone like Tom, which leads to her exploring her own values and beliefs more deeply.
Another theme is redemption. Some fanfictions show Tom Riddle being redeemed through his relationship with Harry Potter. It's an interesting take on the characters as it gives Riddle a chance to change his fate.
A theme that is often explored is the exploration of the characters' pasts. Since Tom Riddle jr has a very troubled past, fanfictions might dig into it more deeply. And for Harry, his connection to Tom through the Horcruxes also plays a role. By exploring their pasts, the fanfictions try to show how they could have a different relationship than what was shown in the original books.
One common theme is redemption. Many fanfictions explore the idea of Harry trying to save young Tom Riddle from his dark future. Another theme is power. Since both Harry and Tom are powerful wizards, there are often power struggles or comparisons between them.
A popular one is 'Soulmate Bonds in the Wizarding World'. In this fanfic, the fem Harry Potter's journey with Tom Riddle as her soulmate is filled with challenges. It shows how the two characters, who are so different in nature, try to come to terms with their soulmate status. It also has some interesting sub - plots involving other Hogwarts students and their reactions to this unusual pairing.
The exploration of good and evil is a big theme. Given Tom's inclination towards the dark side and Harry's role as the 'Chosen One' for good. Also, there's the theme of destiny. Fanfics often play with the idea of whether their destinies are set in stone or can be changed by their relationship. In many of these fanfics, there's also the theme of secrecy, as their relationship is often something that has to be hidden from others in the wizarding world.
One common theme is the exploration of good and evil. Since Tom Riddle becomes Voldemort, fanfictions often examine how Harry, as the symbol of good, could influence or be influenced by Tom. Another theme is the power of magic. Writers like to play with different magical concepts and how they might be used by Harry and Tom.
The exploration of their complex relationship is also a major theme. They are often portrayed as enemies at first, but as the story progresses, a strange kind of attraction or respect might develop between them. This can involve themes of opposites attracting, like Harry's light - heartedness against Tom's brooding darkness.