Where Are You? (Y/n is three while Eri is 5)

Disclaimer I do not own BNHA Okay continuing Y/n was the only one who has a Dark angel quirk which is very rare her mother was an angel and her father was a fallen angel (devil) Dark Angels have a very powerful powers (a.k.a a quirk) Her mom and dad died from a villian attack. After that happened Overhaul decided to adopt her after that incident and did shots in her for deadly quirk erasing bullets will Y/n and her friend Eri get out or be stuck in the building forever doing experiments? Read now to find out!