A traveler that changes the world [IS BEING REWROTE!!!!]

I'm 38 years-old single woman that had died because I gave my heart to my dear mother. I have very reliable siblings that will take care of her in my stead. On her journey in another world, Mirta changes the tragic fate of the world and finds her happiness. --------------------------------------------- The series is dropped because I was a very poor planner that realised their mistake. I'm starting another book, so if you want, Go and check it out.)