Marshall is love's reluctant mail carrier when the ghost of a 1920s smitten teen demands that Marshall delivers a love letter to the spirit's dreamgirl, now an elderly woman.
After obtaining a retainer that allows Marshall and his friends to hear what dogs are thinking, the boys learn that the animals are planning a revolution to take over Eerie.
Marshall and Simon think they've finally found someone who will believe them - a traveling professor of the "parabelievable." But should they be believing him?
Trickery makes Marshall the new Harvest King, and he finds the king's traditional task no treat: he must venture to see the Eerie Wolf, which turns out to be a werewolf.
Marshall needs to be saved from daylight savings (which isn't in effect in Eerie) after he resets his time and falls into a dimension always one hour behind.
After finding a TV script in his mailbox, Marshall finds himself in Hollywood, his family out of character and his name "Omri" - who's destined to die in the script.
In order to save his parents' marriage, Marshall must locate his dad's lost briefcase. During the search, Marhsall and Simon encounter yet another strange happening in Eerie.
Marshall must save his family from the clutches of a body snatchers--like cult of kitchenware fanatics who preserve their children by sealing them into human sized tupperware.