In some versions, the relationship is almost irreparable. Stiles might find it extremely difficult to forgive Scott, especially if the betrayal involves something very personal or life - threatening. Scott may try to make amends, but Stiles could be so scarred that he refuses to let Scott back into his life easily. Their friendship, which was once strong, now has a huge rift that is hard to bridge, and they may end up as enemies or at least very distant acquaintances depending on how the fanfiction unfolds.
It becomes strained. Trust is broken, and Stiles may start to distance himself from Scott. He might not believe in Scott's words or actions anymore, and there will be a lot of tension between them.
In some fanfictions, Scott might betray Stiles by choosing the wrong side in a conflict. For example, if there's a power struggle between different supernatural groups, Scott could side with a group that has intentions harmful to Stiles or his family.
Stiles might initially be shocked. He has been a part of the pack for a long time, and Scott kicking him out would be completely unexpected. He could stand there in disbelief, unable to process what has just happened.
In the world of this fanfiction, 'Stiles is done with Scott' might imply that Stiles has outgrown his connection with Scott in the narrative. It could be because the writer wants to explore new story arcs for Stiles that don't involve Scott. Maybe Stiles has new goals or relationships that are more interesting to the writer, so he's finished with the part of the story that focuses on Scott.
The story could take a dark turn for Stiles. Without Scott, he might become more vulnerable and attract the wrong kind of attention. He could end up in a dangerous situation that forces him to grow and become stronger on his own.
Well, loyalty is a big theme. In many fanfictions, Scott and Stiles' loyalty to each other is unwavering, and they would do anything to protect one another. Also, growth is a theme. We see them grow as individuals and as a duo, learning from their experiences in the fanfiction world. For example, they might learn better ways to handle the challenges that come with their supernatural lives.
Often, these fanfictions explore the deep emotional bond between Stiles and Scott. They might focus on their friendship and how it could potentially turn into something more. For example, there could be stories where Stiles realizes his love for Scott through a series of shared adventures and dangerous situations.
One possible reason could be a fundamental disagreement in their goals. Maybe Scott has a new mission that he believes Stiles would be a hindrance to, or perhaps their values have diverged. For example, if Scott becomes more involved with a new group that has a different ideology, he might feel the need to leave Stiles behind to pursue that new path.
Their relationship would likely become more deeply bonded. They would have a shared responsibility now, which would bring them closer. They'd be more in tune with each other's needs as they both focus on the well - being of their baby.
It would likely become more intense. They'd have a deeper bond due to the shared responsibility of the baby. Scott would probably be more affectionate and caring towards Lydia.
Often, there's an immediate moment of shock. Then Scott might rush to Stiles' aid. Stiles could initially push Scott away, but then Scott would be persistent in trying to help. The story might then focus on Stiles' recovery, both physically and emotionally, with Scott by his side trying to make amends.