It's a Kpop Stan that has a TikTok account and that she's very grateful for her followers and she post a fan fiction right after she finishes one.

If she is going to post a tiktok that has similar parts to someone she gives credit.

n. The birth name of somebody who has changed their name. Most commonly attributed to trans people, but can be attributed to any person who has changed their name. (sometimes written as two words: dead name)

v. 1. To call somebody by their deadname.
v. 2. To out somebody's deadname to the public.