Possibly the writing style didn't appeal to them or they didn't connect with the themes presented. Another reason might be that they expected something different based on the initial description and were disappointed.
Maybe he's just not interested anymore. It could be that the content doesn't appeal to him for some reason.
Maybe he's just too busy with his own life and doesn't have the time anymore.
Maybe it's just not interesting enough or too predictable.
Maybe they just lost interest or found something else more engaging.
Maybe they think it comes across as boastful. People don't always like to see others constantly flaunting their achievements on social media. It can seem a bit self - centered.
Maybe they lost interest or got too busy.
You can just try to avoid the platform or app where that person's story is posted. It's a simple way to cut it off.
They could have been bored and just randomly chose to watch a stepmom story, and then got caught because it was an unexpected thing for them to be doing at that time.
One reason could be that the story was too emotional. If it was a sad story, for example, the person might be so affected that they withdraw and seem blocked. They are just processing all those strong emotions.
Perhaps he's having some personal issues or going through a phase where he's not in the mood for any stories at all. It might not have anything to do with yours specifically.