A girl named Esma Greengrass is a student at Hogwarts. She is a really popular, beautiful young girl. She is a pureblood, for her it matters, her parents were nice, but also very serious about all that pureblood thing. Dumbledore is sending her back in time, to change Tom Riddle, and to show him that she loves him, so He doesn't Get evil. Will she success? Read to find out more.