After Lana is almost assaulted by a college student, Clark loses control and injures the boy. When the Kents are sued for punitive damages that could cost them the farm, Clark begins to question his powers while trying to find a way out of the lawsuit. Meanwhile, Helen's ex-boyfriend arrives in town intent on winning her back, but when she turns him down, he stabs her, prompting Lex to take the law into his own hands.