Lillie and Hermione have been hiding the fact that they are sisters for 6 long years, even from their two best friends. Lillie knows that her sister is embarrassed to admit they're related, and has always wanted to know why. On the train back to Hogwarts to begin their 6th year at the school, the secret is let out and tension grows. Hermione refuses to talk to her sister and problems begin to unveil. To add to it all, Draco Malfoy, the well known jerk of the school begins to let his bad boy act slide whenever he's around Lillie, and confusion starts to fog her mind. Will she be able to solve all of her problems with Hermione and find out what the truth is behind all the secrets and lies, or will her doing so make everything she knows and loves just crash and burn?