A really good story. No masterpiece thought. Harry gets his power to easy and is too powerfull. Its a pity canon Harry is a weakling so some of it unavoidable. Why do you let Harry wait for months when he can kill all deadeaters whenever and everywhere he wish. Like I said too powerfull.
Author's response
I waited to give him the opportunity to expose some rats in the wainscotting, and to change some minds.