TENSEI NIGHTINGALE WA YOAKE WO UTAU: HAKKOU NO HENKYOU REIJOU WA KANGO NO CHISHIKI DE KAZOKU TO RYOUCHI WO SUKUIMASU!

I was reincarnated into a poor duke family, but I'll rise to the top with nursing and the knowledge of my past life!Flor is the eldest daughter of the Marquis of Elzes, whose family finances are in dire straits and her heir brother has been a recluse for four years, and their family is facing a crisis that threatens to destroy it all. One morning at the age of 12, after hovering between life and death due to a fever, she regained her memories of her past life.In fact, in another world, Flor was Miyako (around 30), a pediatric nurse, and was reincarnated into this world at the same time as she was involved in an accident."If that's how it goes, I'm the only one who can do something about it!"Flor (Miyako) uses her modern worldly skills and knowledge to stand up for herself.