After Lana (Kristin Kreuk) reads from a spell book written in the 1600s, she, Lois (Erica Durance) and Chloe (Allison Mack) become possessed by witches that had been burned at the stake. The three witches have come back seek revenge and search for the powerful Kryptonian crystals, wreaking havoc on the town in the process. Clark (Tom Welling) attempts to stop the witches but they strip him of his powers and force him to reveal the location of the crystal he hid in the cave.