Thalia is Alyss Granger and Tom Patil's oldest daughter. She hates Hogwarts. She feels that she doesn't belong in the Weasley family. But she doesn't realize when her mother's old enemy is playing the secondary female role in the same play where she's playing the lead. Evelin Peyser was missing for years and suddenly Nigel Peyser shows up, her son. Things keep popping up until Thalia finally starts to unravel everything that happened since Vol fell from power and her parent's best friend was killed.

Alyss has finally left Hogwarts and she's finally able to go after Tom's father, Vol Patil. But Hermione Weasley has other ideas, she wants to leave it to the aurors, something she wasn't able to do when she was 17. Alyss is 18 and believes she's better prepared, until an uninvited friend shows up and one thing that was worse than Ron leaving Harry and Hermione happens, one of them turns bad.