purplepineapple's manga / #Magic(447)

Main character is a sorcerer, dies, and travels back in time. She kicks out the people leeching off her, and gets married. She becomes a count, and gets a new financial advisor to help sell her high quality wood. Turns out the man she gets married to, Kian, is her childhood friend, Cain, but she's the only one who remembers him, apparently due to some kind of curse.