It’s more than twenty-five years since Mara arrived in Britain, yet today she no longer feels safe in the country she thought she knew. Desperate to prove her right to remain in the country, but trapped between bureaucratic inflexibility and administrative failure, Mara sees no other option than to go underground. Supported by a secretive group of activists calling themselves the Borises, Mara and her new friends flee across the moors of northern England, hoping to reach relative safety in Scotland—but Immigration Enforcement is never far behind.