Blossoms that will never wither

A girl who only got shown hatred and disgust, she dies at the hands of her adoptive sister that everyone knows and loves. Her sister is from a place called Japan not only that she looks exactly like her mom!? After her death she wakes up to find people just like her sister and that her life that she has lived twice now was nothing but a lie!? But sometimes she can remember something that's never happened to her before...