Hello HeineUwU: I see this is your first post here on PC. Welcome to Psych Central.
I'm sorry you are struggling with this difficult fear.

You mentioned exposure therapy. Here are links to 2 articles, from Psych Central's archives, on that subject:
What is Exposure Therapy?
Anxiety and Exposure and Response Prevention (ERP) Therapy
Also, several years ago, family therapist Kati Morton uploaded a video onto her YouTube channel on the subject of exposure therapy. Here's a link to that video:
I hope you find PC to be of benefit.