When Lana kills Genevive Teague with one of the Kryptonian Knowledge Crystals it triggers a cosmic event that sends meteorites toward Earth and Smallville. Fearing he has a link to the meteorites, Clark goes to talk to Jor-El. Jor-El informs him that his only hope is to unite the knowledge crystals in the cave. With time running out, Clark sets about locating the final two crystals as meteorites reign down upon Smallville.