Perhaps she doesn't want to engage in a full - on conversation but is curious about your life. By watching your stories, she can keep up with what you're doing without having to commit to talking. It might also be that she has some kind of internal conflict, like she wants to be friends but is afraid of getting too close.
It could mean she's still interested in you but is shy or doesn't know how to start a conversation. Maybe she enjoys getting updates from your stories without the pressure of direct interaction.