book 1 Harry Potter X Black Butler crossover Au

book 1 of an au Harry potter

what if Harry has an older half sister who's contracted to Sebastian? what if she took Harry in at 11 and him 8?

that's what this book is about Amalia potter-phantomhive is Harry potter's older sister she is a powerful pureblood lady and heiress who is also the queens guarddog she is determined to let Harry have the childhood he should of had after she learnt the headmaster put him with Harry's maternal aunt she will use every connection in her power to make the headmaster pay

black butler Harry potter crossover set in the harry potter world I do not own Harry potter or black butler or any of there characters I only own this idea and Amalia my oc