MC is a noble lady. Driven by jealousy and hatred she attempted murder on her half sister and was counvicted to life prison, and used that time to reflect. After collapsing one day, she rewind back to the day her sister joined the family and choose to change her way and aim for a nun life to avoid conspicuous but accident keep happening...
Interesting plot, to early to judge yet though.
I Swear I Won’t Bother You Again!