Basically, it's a crossover of the BBC TV show, Sherlock, and the book, Maximum Ride. Honestly, it makes more sense than it seems to.
The premise of this book is that Sherlock Holmes and John Watson have been called to the United States to investigate a mysterious bird-girl referred to simply as 'The Angel', and her connection with the mysterious attacks on schools across the country. However, everything is not quite what it seems, and soon John and Sherlock are waist-deep in drama as their world is turned upside down.
Two chapters so far, and it is going to be fairly long. Here's a http://www.fanfiction.net/s/7928257/1/The_American_Angel