I Have to Raise the Saintess!

Having transmigrated into the body of a doomed villainess, I've spent two years struggling to survive. I managed to become friends with the protagonists, and just when I thought we'd defeat the final boss together and achieve a happy ending... -The demon's curse pierces you. I was struck by the final boss's curse, and everyone's memories of the past two years vanished. The only way to resolve this situation, where everyone remembers me only as 'the villainess Laura,' is this: "You have to raise me well." To break the curse, I need to take care of the regressed Saintess and perform good deeds in her place. -The curse is weakening. -A fragment of someone's memory returns. And so, the ...