"Grasshopper Jungle" is a young adult novel by Andrew Smith that follows the story of Austin Szerba, a teenager living in a small town in Iowa. The narrative explores themes of identity, sexuality, and the challenges of growing up, all set against a backdrop of a bizarre and apocalyptic event involving giant, mutant grasshoppers. The plot unfolds as Austin grapples with his feelings for his best friend, Shane, and his girlfriend, Robbie. As the grasshoppers wreak havoc, the characters must confront their fears and desires, ultimately leading to a deeper understanding of themselves and their relationships.