A very frequent theme is the idea of redemption. Peter has a rather checkered past, and sometimes these fanfictions explore his journey towards redemption in the context of his relationships with Stiles and Chris. Also, family is a common theme. Stiles has his own family issues, and how Peter and Chris fit into that family - like structure or not is often explored.
Trust is a major theme. Stiles has to figure out if he can trust Peter, who has been known to be devious, and Chris, who comes from a family of hunters. And for Peter and Chris, they need to trust Stiles not to betray their secrets. Additionally, the theme of survival in a world full of supernatural threats is also quite common in these fanfictions.
One common theme is the exploration of power dynamics. Given Peter's werewolf nature and Chris' hunter background, and Stiles' own wits, there's a constant play of power among them. Another theme is loyalty. They often have to decide where their loyalties lie, especially when their different worlds collide.
One common theme is friendship. Their bond is often explored, how they support and rely on each other.
A less obvious but still present theme is self - discovery. Both characters are often on a journey of understanding themselves better. In the context of their relationship in fanfiction, this self - discovery can be influenced by their interactions with each other. For example, Peter might learn more about his capacity for good through his friendship with Stiles, and Stiles might discover new aspects of his own abilities or personality when dealing with Peter.
One common theme is the exploration of trust. Given Peter's past actions, Stiles often has to struggle with whether to trust him or not. Another theme is the power dynamic. Peter is usually more powerful in the supernatural sense, but Stiles has his own form of intelligence and strength, and how they balance this is often explored.
One common theme is friendship. Peter and Chris are often depicted as having a strong bond and being there for each other through thick and thin. Another theme could be adventure, where they go on exciting journeys together, like exploring new worlds or solving mysteries.
One common theme is loyalty. Peter's loyalty to Stiles drives his protective actions. He might not show it in the most conventional way, but he is always there for Stiles when it matters. For example, in many fanfictions, he will go against his own pack or other powerful entities to safeguard Stiles.
A very frequent theme is redemption. Peter, especially, has a lot of past wrongs to make up for, and in many fanfictions, his journey towards redemption while interacting with Stiles and Derek is explored. There's also the theme of family. They form an unusual family unit, and how they adapt to that is often a part of the story.
The theme of power dynamics is also prevalent. Peter is often more powerful than Stiles in terms of supernatural abilities. But Stiles is intelligent and resourceful. So, in the fanfiction, we often see how they balance this power difference, whether it's Peter protecting Stiles or Stiles using his wits to keep Peter in check.
One common theme is the relationship development between Peter and Stiles. With the mpreg aspect, there's often a focus on how they handle the unexpected pregnancy, like dealing with emotions such as shock, fear, and then gradually acceptance.
One common theme is the power dynamic. Peter is often depicted as the more powerful, experienced one while Stiles has his own unique intelligence. Another theme is redemption. Peter may be seen as seeking redemption through his relationship with Stiles. And of course, there's the theme of the supernatural world they inhabit, with all its rules and dangers.
One common theme is the power dynamic. Since Peter is often portrayed as a more experienced and powerful character in the Teen Wolf universe, and fem Stiles can be seen as a new or underestimated force. Their interactions can explore how power is shared or transferred between them. Another theme is the mystery aspect. Stiles is known for her curiosity, and Peter has his own secrets. So stories might revolve around them uncovering secrets together.