Clark discovers that a fellow high school student, Greg Arkin (Chad E. Donella), has been attacked by Kryptonite-affected bugs. Greg has taken on the "eat, molt, mate, die" life cycle of an insect -- with Lana as his prey. Clark must rush to save her without revealing his superpowers. Meanwhile, Lex possesses Lana's Kryptonite necklace and ponders what to do with the strange stone. More...