A troubled young girl with a penchant for drawing can suddenly change reality when she starts signing her pictures with an Eerie brand pencil.

A professor renowned as an authority on the supernatural comes to Eerie to observe an extraterrestrial object he believes will land here. Marshall immediately sees an opportunity to blow the lid of the Eerie weirdness; but is the professor really all that he claims to be.

As the tornado ""Old Bob"" approaches Eerie, the citizens prepare for their annual tornado day picnic to appease him. But Marshall and Simon insist on staying home, and as the tornado chasing meteorologist left by Bob on his first pass-though tells them - and this makes Bob angry.

Strange things are going on in Eerie's local lodge - The Loyal Order of Corn, and when his father joins Marshall intends to find out what.