I Don't Want to Be Just an Ω Omega! ~I Was in My Sister's BL Manga When I Reincarnated in Another World~ - Vol. 3 Ch. 13

[MangaDex]

 

[yoshiii]

Extremely unlikable character. No matter what her backstory is, she's still a POS.

 

[IrregularPerson]

in other words, a 'witch'