I won't die even if I'm killed

This is a story about a common girl who was happy with what she had. But suddenly within one night, she became a witch and all of the things had suddenly gone awry. Life, the little girl loved by her family had one day obtained the powerful ability to go back in time before she was killed. Entering a never-ending loop, her spirit will be broken only to be saved by the third prince who will eventually become the king who goes by the name Roland.