Bill Whitney is worried that he is different to his sister and parents. They mix with other upper-class people while Bill is more down to earth. Even his girlfriend seems a bit odd. All is revealed when Bill returns home to find a party in full swing.
Some sorority sisters opt for camping in the woods with a handsome professor instead of going to Palm Springs for spring break. However, the orgy is interrupted when some druids appear and decide they need to sacrifice the sisters to prevent the apocalypse at the start of the new millennium.
