Head Mistress Irene Moore (Patreon)

First appeared as the mid 50's Deputy Head of Feetham and became an unwilling participant at the Butterfly Salon, which and can be read here...

https://bigclosetr.us/topshelf/fiction/13508/cresswell-industries-chapters-76-77-78

 Became the main figure of interest in Metamorphosis 2, when she became the recipient of a genital changing experiment that made her the first Super Female.