Sorry, I don't know. It could potentially be a romance novel, a mystery, or something else entirely. We'd need to look into it further to figure it out.
I don't know of any specific place where you can watch it for free. Usually, free options are unreliable and might not have the best viewing experience. Maybe check with your local library to see if they have access to it or wait for it to be available on a legitimate free streaming service.
Well, sometimes Rigo novela is available on cable TV channels that focus on foreign shows. You could also look on Amazon Prime Video. It's worth checking these places.
In manhwa, the isekai villainess is often characterized by her determination to change her fate and redeem herself. She might face various challenges and enemies along the way, using her wits and newfound abilities to overcome them.