One common theme could be betrayal. Since the pack is hurting Stiles, it might be about a sense of betrayal within the group. Maybe the pack makes decisions that go against Stiles' well - being, and this explores how trust is broken among friends.
A possible theme is also forgiveness. Eventually, the story could lead to Stiles having to decide whether or not to forgive the pack for the hurt they've caused. It's about the struggle between holding onto anger and choosing to let it go for the sake of relationships.
Another theme could be isolation. If the pack is causing harm to Stiles, he might feel isolated from them. This can lead to a theme of self - discovery as Stiles has to figure out who he is without relying on the pack as much.
A popular 'Pack Hurts Stiles' fanfiction is 'Unwanted'. In it, the pack makes Stiles feel unwanted and out of place. The story is interesting as it shows Stiles' strength in the face of such treatment. He doesn't just crumble but tries to find his own way. There are also some fanfics where the pack's neglect hurts Stiles, like 'Left Behind', where they leave him out of important pack matters.
Betrayal is another theme. Sometimes Scott's actions can be seen as a form of betrayal by Stiles, like when he might side with others over Stiles in certain situations. Fanfictions often play with this idea and how they can come back from it.
The theme of growth is also prevalent. Stiles may grow in terms of his understanding of Derek and their relationship. He might become more empathetic or stronger in the face of the pain Derek has caused. Derek, on the other hand, might grow in his ability to control his actions and emotions better.
One common theme is betrayal. Kate often betrays Stiles' trust in these fanfictions, which leads to his emotional and sometimes physical hurt. This theme is central as it drives the conflict in the stories.
The theme of inner struggle also frequently appears. Stiles has to deal with his own feelings of anger, pain, and confusion after being hurt by Theo. And Theo may also struggle with his own motives and feelings towards Stiles.
Another theme is the search for truth. Stiles is usually depicted as someone who is trying to uncover Gerard's true intentions. This theme drives the plot forward as Stiles digs deeper into Gerard's actions and motives, often at great personal risk.
A common theme is the idea of trauma. Donovan's actions often leave Stiles with some form of psychological or physical trauma, and the fanfictions usually explore how Stiles copes with it.
A common theme is bullying. Jackson might bully Stiles because of his own insecurities or sense of superiority. Another theme could be jealousy. Maybe Jackson is jealous of Stiles' relationship with someone else and that leads to him hurting Stiles, either emotionally or physically.
Another theme is self - discovery. In many of these fanfictions, Stiles discovers new abilities or aspects of his personality while on his mission to save the pack. It's about him growing into a more confident and capable person.
One common theme is protection. The pack feels a strong need to protect Stiles, which can come across as possessiveness. Another might be loyalty. The pack's possessiveness could be a sign of their deep loyalty to Stiles. Also, there could be a theme of power imbalance, where the pack's possessiveness is related to their power and Stiles' relative vulnerability.