SECOND CHANCE by CHET WILLIAMSON

ISBN: 0843950609.Mass market Paperback. Brand New. Tight, bright, unmarked. "A reunion of old college friends who haven't seen each other since the late 1960s leads to terror when two of the friends--who died back in college--crash the party. The guests soon find themselves hurled back to the 1960s. When they return to the present, history has changed and the long-dead friends are still alive--including the one intent on destroying them all."