Eldritch, USA

From an ominous Lecturer, a small 1930s middle American community learns of the Harper Affair, in which young Jimmy Harper finds his life of promise turn into a life of debauchery and murder thanks to the new drug menace marijuana. Along the way, he receives help from his girlfriend Mary and Jesus Himself, but always finds himself in the arms of the Reefer Man and the rest of the denizens of the Reefer Den.

A vampire attacks a horror author on the street and then invites him to a nearby club as a gesture of gratitude, which turns out to be a meeting place for assorted creatures of the night. The vampire then regales him with three stories, each interspersed with musical performances at the club.

Two scheming demons strike a deal with a punk rock-loving teen so they can leave the Underworld and live out their dreams in the Land of the Living.

Yet to fulfill their rock and roll destiny, the stakes are higher than ever for the now middle-aged Bill and Ted who set out on a new adventure when a visitor from the future warns them that only their song can save life as we know it.