Once upon a time there were seven good friends. They were the forgotten little brothers and sisters of the Big Chill generation, born in the turbulent year when the flames of Watts lit the City of Angels and napalm kissed the war-torn skies of Vietnam. They called themselves The Underground. For Justin and Mia, Josh and Caroline, Amy, Seth, and Simon, there was nothing but drugs and music, combined with boundless cynicism and a deep yearning for something that really mattered.As graduation rolled around, they knew they would drift apart. By Labor Day weekend, there was just enough time to throw one last private party. But where? Creepy old Custis Manor was temporarily uninhabited. So they motored out to the moldering southern plantation, ready to party the night away.They could not have known that on the other side of the mirrors, something watched: a corrupt, voracious force, neither fully living nor truly dead. It was a soulless spirit of evil that had spent more than two hundred years cultivating its terrible powers.It was the Great Night. And Custis Manor was its domain.In one terrifying night their lives were forever shattered. One died. One disappeared. The survivors were scarred both inside and out. For twenty years, they couldn't face the truth of what had really happened.Until now.One has gone back, and through the mirror. And now the remaining friends are forced to confront the demons of their own pasts and a greater nightmare beyond their comprehension. Together they must face the Great Night, lay waste to its vicious legacy, and free the thousands of souls still trapped there, as the reunited Underground meets the Underground Railroad of souls.A truly original metaphysical thriller—gory and intense, satisfying and unique, Underground is a startling vision of the nightmare dimension from one of the true masters of the genre.