The director of a failing summer camp decides to invite campers from ten years ago for a free weekend event, hoping that he can trick them into fixing up the place and also get their families to provide them some financial support. The boys and girls return to the camp and play pranks on each other and try to score with the other campers and the staff.

Charles Dexter Ward's wife enlists the help of a private detective to find out what her husband is up to in a remote cabin owned by his family for centuries. The
husband is a chemical engineer| and the smells from his experiments (and the delivery of what appear to be human remains at all hours) are beginning to arouse the
attention of neighbors and local law enforcement officials. When the detective and wife find a diary of the husband's ancestor from 1771| and reports of gruesome
murders in the area begin to surface| they begin to suspect that some very unnatural experiments are being conducted in the old house. Based on an H.P. Lovecraft