Responses
Idk if this is what you're talking about but if the FL's name is rose or somewhere along the lines of rose and she has a pet mouse thing I think you're looking for
"A heroine saves herself with her body"
A heroine saves herself with her body manga - Mangago https://www.mangago.me/read-manga/a_heroine_saves_herself_with_her_body/
Here's the link
YES thank you this is what im looking for
straight smut and all i can remember is she has a a PP shaped assistant and there's a scene where she became a test subject that enlarges booba
She can see the status of the PP like it can be S, SS+, A, something like that