Smallville residents face tumultuous times when the town’s major employer threatens to shut down as the series concludes its first season. The commotion starts when Lionel Luthor announces that the LuthorCorp plant is closing, despite turning its first profit in years. Lex suspects that the decision is his father’s retaliation for Lex’s rejection of an earlier offer to work in Metropolis, so he’s not taking the news lying down. Meanwhile, Clark finds his personal life in turmoil when he learns disparate circumstances may cause both Chloe and Whitney to leave Smallville. A performance by the band Remy Zero is also featured.
A head injury gives Lana the ability to see through the eyes of a kidnapper who abducts Chloe and keeps her bound and blindfolded in a dark room filled with giant teddy bears. Meanwhile, an ambitious newspaper reporter provides Lex with new information about the meteor shower.
Clark finally learns that Chloe has a crush on him and he begins to question how he feels about her. But his indecisiveness leads to her interest in another student, an artist with telekinetic abilities whose hands were damaged in a car accident.
Clark decides to run for class president after Pete nominates him, but the teen faces off against a candidate with the secret ability to control a swarm of killer bees. Meanwhile, a Metropolis newspaper reporter sets out to write an exclusive feature on Lex, against the billionaire’s wishes.
A fall from a tall building embeds a kryptonite fragment into a man’s arm, and he develops the ability to burn his victims to death with his bare hands. Meanwhile, Clark dreads going on a yearly fishing trip with Jonathan and he tells him so in a fit of anger.
Clark befriends a kindred spirit when his family aids a secretive teen who can read minds. This strong installment has a refreshing twist: for once, the other boy with the superpowers isn’t a villain. He’s a benevolent lad who enters the Kents’ life in dramatic fashion when he’s accidentally struck by their pickup truck while fleeing from a murderous thief. Clark’s parents take in the telepathic teen, but the boy’s safety is soon jeopardized by the killer’s return. Meanwhile, Lex a chance to leave Smallville when his father offers him a job in Metropolis, but their stormy history makes Lex wary of his father’s generous impulse.
Jonathan is unknowingly poisoned by the pollen of a stolen plant that was created with the DNA of an extinct flower, and he begins to act erratically as he becomes increasingly ill. Meanwhile, the scientist who created the plant tries to recover the purloined posy.
Lex’s shady past catches up with him when a man he thought was dead turns up in Smallville. The trouble stems from an incident in Metropolis three years before, when Lex escorted a woman to the hot spot Club Zero to make sure she caught her fiancé in the act of cheating. The furious groom-to-be attacked Lex, and the encounter ended with a purportedly fatal gunshot. Now the supposed corpse reappears at the cafe that Lex is renovating and leaves him a disturbing warning: the recently amputated hand of a security guard who assisted Lex that night at the club. Meanwhile, Clark is unsettled by a school assignment that has Chloe probing into his past.
Chloe is seriously injured during a robbery at Lex’s mansion that is perpetrated by three masked young men who can pass through walls. Meanwhile, Whitney’s personal problems make him a target for the three bandits.
The Teen of Steel becomes mere flesh and blood in the aftermath of an ill-timed rescue attempt. While trying to save a classmate from falling off the edge of a dam during a rainy class trip, Clark grasps the student’s backpack, unaware that it is contaminated with Kryptonite. At the same moment, a bolt of lightning strikes, stripping Clark of his superpowers—and transferring them to the imperiled teen. Blessed (or cursed) with his newfound extraterrestrial abilities, the student sets out to win the heart of a popular girl, while Clark adjusts to life as a normal person.
A crooked businessman who can get people to do whatever he wants by touching their hands sets out to buy the Kent farm so he can build an industrial plant in Smallville. Meanwhile, Clark and Lana argue over a physical confrontation between Whitney and a town hermit.
A teen whose family lives and works in the Luthor mansion has a crush on Lex, and her jealousy of the tycoon’s new girlfriend brings forth vandalism by an invisible perpetrator. Meanwhile, Clark volunteers to work with Lana on a school blood drive after she and Whitney have a fight.
Clark’s craftiness is tested in this intriguing installment when he matches wits with a corrupt Metropolis police detective. On his way back from viewing an art exhibition in the city, Clark stops an out-of-control bus from hitting a homeless man. His heroics are witnessed by a crooked lawman, who tracks down the Smallville teen and makes him an offer he can’t refuse: Perform illicit tasks for the cop or face exposure. But Clark isn’t so eager to capitulate. Elsewhere, Lex’s love life heats up when an old flame breezes into town and asks him to reconsider his current position in his father’s company.
An old Kent family friend, who suffers from uncontrollably violent convulsions after working for Luthor Corp., shows up on the farm after accidentally killing a man in Metropolis. Meanwhile, when Clark’s parents head to the city for a romantic getaway, the teen decides to host a party that soon gets out of hand.
When Jodi decides to shed some weight, she resolves to eat only the vegetables in her family’s greenhouse, unaware that the soil has been poisoned by kryptonite. As the pounds melt away and Jodi’s appetite grows, regular food isn’t enough to satisfy her hunger and she seeks live prey—aided by jaws that expand like a snake’s when she attacks. Clark’s friend Pete finds himself in harm’s way when he develops a romantic interest in the newly svelte teen.