all i could remember is that she was a really good and famous actress in the modern world. i think she died(?) and became a villainess. gosh i forgot to put it on my list so please help thank you (〜 ̄△ ̄)〜
if it has some smut it might be
The Evil Grand Duchess Has a Secret Life: https://www.mangago.me/read-manga/the_evil_grand_duchess_has_a_secret_life/
https://www.mangago.me/read-manga/a_fortune_telling_princess/
This one, she's an actress in her past life and she can see ghosts.
https://www.mangago.me/read-manga/a_fortune_telling_princess/ moght be this one! Her past life is a famous actress and reincarnated as a problematic/"villainess" princess
the scene that i remember was she was being bullied by her servants and they hid her ring that was given to her by her mother (?) in a flower bed (?) so she pretended to unalive herself and the servants panicked because they didn't know how to hide her body, in the end the servants got caught by the father hehe
is diego really the ml? i've read from a novel updates spoiler that the ending was an 'open ending' idk