Howard Mittelmark

The house has a terrifying history and now history is repeating itself. Once upon a time, a group of student radicals found a leader and followed him beyond all reason. Years before that, in the same place, a prophet was visited by an angel, and followed it to a horrible end.
Peter Coulter ignored the strange rumors about the house—until things started changing. His sister Ginny, once outgoing and popular, is now secretive and self-destructive....

"Roger Olivetti has it made: a comfortable and rewarding career as an editor, a brownstone in downtown Manhattan, and a lovely, bestselling novelist wife. Then the bottom falls out of the publishing industry and his marriage simultaneously, and Roger ends up living in the basement of his mother's house in the Long Island town where he grew up. While planning his comeback, he falls in with people he once knew, or thought he did, and soon finds himself...