Spoilers ahead! If you haven't read the first two books, please get off this page and go read them!
A lot has happened in the past two years for Anna and Harry. They saved the stone, Anna opened the chamber, and they both had defeated Voldemort twice. So this summer should be a nice break for them, right? Especially for Anna, who's supposed to go to Paris with Hermione. But the unexpected happens. I guess you'll have to read the story to find out more ;)
Queen JK Rowling owns original Harry Potter characters and plots