the Realm of Carnal Horror in Bloomington, MN

It is the beginning of the 22. century, and Western Civilization has long since gotten over the devastation of WW3.
Peter, a University student, inherits great wealth by his father, despite him still being alive. He is in hiding, never expected to emerge again.
The inheritance has been kept by his father's friends, and they invite him to have a party with them in Canada before they give it to him.
He soon learns why his father is hiding.