Reborn as Mal's sister

Helen, a 27 year old woman who worked tirelessly her whole life to make a living for herself and her younger siblings after she dropped out of college to take care of them yet they don't appreciate her, when one day, when she was 22, they pulled a prank that ruined her life, they claimed that she was abusing them and had tried to kill them but even when the police had arrested her and brought her to jail they don't say anything to defend her. She told herself they were young and didn't understand but she knew that that wasn't the case. After 4 years of being in prison wrongfully she was released with a permanent record and couldn't find a job anywhere, after a year she decided she had enough and she ended it.

But then she was reincarnated and still, despite her hard work, at the rate she's going her life is going to be as bad or worse

Oh and she has a knew name, it's Mallory...it means cursed one in old English and boy is she cursed