故事回到了西部大开发的美国拓荒时代，两姐妹误入神秘森林，不幸的事情就此发生。故事回到了西部大开发的美国拓荒时代，两姐妹误入神秘森林，不幸的事情就此发生。

U.S Postal Inspectors are called in when asuburban couple are killed by a mail bomb. Suspicion immediately falls on the couple'sestranged and heavily in debt son, whoalso just happens to be a Navy munitionsexpert. But in…