Claysville - a colonial town in Massachusetts, founded in the 17th Century by the wealthy and influential Clayton family. However, some say there is a curse on the family, as not a generation has gone by without horrible tragedy. Time and time again, the family pulls itself up, and time and time again the fates break them back down. It seems an endless cycle. Things have been relatively quiet since 1971, but it is not the tranquility of peace - rather, it feels like the calm before the storm. When local psychiatrist Mark McCain suspects the arrival of a supernatural presence...