"It is the summer of 1992 and a gypsy moth invasion blankets Avalon Island. Ravenous caterpillars disrupt early summer serenity on Avalon, an islet off the coast of Long Island--dropping onto novels left open on picnic blankets, crawling across the T-shirts of children playing games of tag and capture the flag in the island's leafy woods. The caterpillars become a relentless topic of island conversation and the inescapable soundtrack of the season....