In Batman's latest training test, Batgirl and Robin are dropped off in a remote location and must find their way home to the Batcave, without relying on any gadgets. But as the young heroes stumble into a cornfield, they discover something the Dark Knight didn't plan for: the Scarecrow's secret house of corn! The villain soon captures the duo, locking up Robin and forcing Batgirl to assist in perfecting his new terror toxin. Can the two use their wits to escape the frightful foe, or will they be stuck in sweet nightmares forever?