Maybe it's because Clay has deep feelings for Hannah and wants to protect her at all costs.
Clay saves Hannah in fanfiction perhaps because he has a sense of responsibility or because he believes he can change the outcome and give her a better fate.
One reason could be that Clay realizes the importance of Hannah and wants to make up for past mistakes. Another possibility is that he sees a chance to right the wrongs and bring some closure to the story.
Often, fans feel a connection to Clay and Hannah and want to create their own versions of what could have happened. Fanfiction gives them the creative freedom to do that. Maybe they think the show left some room for imagination or they have their own ideas about how the characters' lives could unfold.
Maybe Tony offers emotional support and convinces Hannah not to give up, ultimately saving her. There could also be a physical intervention where he protects her from harm.
Well, some fanfics focus on their post-show lives, imagining how they cope and grow. Others might reimagine their past interactions with added drama or romance. It really varies!
It could be due to the author's creative decision to add drama or take the story in a different direction.
Maybe it's for a fresh start or to escape some past trauma. It could be a plot device to introduce new developments.
Maybe it's a way for the author to show the depth of Clay's internal struggles and psychological turmoil. Or it could be a reaction to specific events or relationships in the story.
It could be due to the accumulated stress and trauma from the events in the fanfiction. Maybe he couldn't cope anymore.
Zach stopping Hannah could be due to a variety of factors. Maybe he was scared of the consequences of their interaction or was dealing with his own internal struggles that made him act that way. It's possible that new information came to light that made him change his mind about supporting her.
Well, it could be because of a deep connection they have that wasn't shown in the original story.
They might love fanfiction because it allows them to see different versions of their own story. Fanfiction can offer alternative endings or different paths their relationship could have taken. It gives them a sense of what - if, which can be both exciting and comforting.