This book has been graded for interest at 14-17 years.

This book was published 2018 by Hachette Book Group .

Lyndsay Ely is a writer and creative professional who currently calls Boston home. She is a geek, a foodie, and has never met an antique shop she didn't like. Gunslinger Girl is her debut novel. Ned Rust has also collaborated with James Patterson on "Daniel X: Watch the Skies "and "Daniel X: Game Over. " He lives in Croton, New York with his family.