One common plotline could be Sam losing control of his wolf side and accidentally hurting Bella physically. This might lead to a rift in their relationship and a struggle for Sam to regain Bella's trust. Another could be emotional hurt, like Sam making a decision that goes against Bella's wishes in a way that makes her feel betrayed.
One popular 'Sam hurts Dean' fanfiction is 'The Broken Bond' where Sam makes a hasty decision during a hunt that leaves Dean seriously injured. It delves deep into their complex relationship post - the incident.
One great Jess Mariano fanfic is 'A New Chapter'. It beautifully explores Jess's growth after leaving Stars Hollow. It shows his new experiences in the city and how he still has a soft spot for Rory. Another good one is 'Jess's Redemption'. This fanfic delves into his attempts to make up for his past mistakes and how he tries to win back the trust of the people in Stars Hollow.
Using a slow build - up to the moment of hurt can be effective. The writer can show Sam gradually being pushed to his limit, and Bella being unaware of the impending danger. Then, when the hurt occurs, it's like a bomb going off. And by leaving the resolution uncertain for a while, keeping the reader on edge about whether Sam and Bella will be able to fix their relationship or not.
One popular 'Supernatural' fanfiction with this theme is 'The Unintentional Wound'. In it, Dean's actions during a hunt have unforeseen consequences that end up hurting Sam, both physically and emotionally. It delves deep into their complex relationship and how they deal with the aftermath.
Well, the theme of growth is really common. Jess is a character with a lot of potential for development, and fanfiction often focuses on how he grows as a person. Family relationships are also a theme. We see stories about his relationship with his mother, for example. And of course, there's the theme of following one's dreams. Jess has a passion for literature, and fanfictions may explore how he pursues his writing dreams in different scenarios.
Often, their relationship is shown as strained at first. Dean feels a great deal of guilt, which might make him over - compensate in trying to take care of Sam. Sam, on the other hand, might be a bit resentful or at least confused about what happened.
The back story of 'Even When It Hurts' could be filled with relationships that have gone wrong, difficult choices made in the past, or unforeseen events that have had a lasting impact on the characters. It might explain their motivations and fears.