(Y/n) knight somehow gets stuck in parallel universe of Harry Potter and Wizardly World...Being a potterhead she know everything that is going to happen..She promises that she will help everyone in need...but she realizes that she is already a part of story that is little different than the original..Will she be able to keep her promise??? ......... All the credits to J.K Rowling and everyone involved in the making of Harry Potter Books and Movie Series.