Another option is to send her a private message, but keep it casual. For instance, you could say something like 'Hey, noticed you checked out my story. How have you been?' This way, you're opening the door for communication without putting too much pressure on her.
You could simply ignore it. Don't give him the satisfaction of knowing it affects you. Act like you don't even notice he's watching.
You could choose to ignore it. Just act like you don't care that they're watching. Maybe they'll eventually get bored if you don't give them any reaction.
You could choose to ignore it. Just carry on with your life as if you don't notice. They made the choice to ghost you, so you don't owe them any special reaction.
There's a possibility that she regrets ghosting you. By watching your stories, she could be trying to find an opening or a reason to start communicating with you again. It might be her way of gradually re - engaging without making a direct move at first.
It could mean she's still a bit curious about you. Maybe she's not completely over whatever connection you had, or she just wants to see what you're up to without actually reaching out.
You could ignore it. Just act as if you don't notice they're watching. Don't let it affect you and continue with your life.
You could just ignore it. If they're not making an effort to reach out, there's no need for you to overthink it. Just continue living your life and posting your stories as you like.
You could just ignore it. If they're not making an effort to communicate but are still snooping on your stories, don't give them the satisfaction of a reaction.
It depends on how you feel. If you still have feelings for her, you could try sending her a casual message related to one of your stories. But if you're over her, you can just ignore it.
She might be having mixed feelings. Ghosting you could have been a hasty decision, and now she's not sure if she made the right call. So, she watches your stories to see if she still has an interest or if she misses you. It could also be that she just enjoys the content you post without really having the intention to re - engage with you on a personal level.