Lex finds his long-lost brother Lucas and brings him home in the hope that the two of them can unite against Lionel. Clark decides to take a job at the Talon. Guest-star Paul Wasilewski portrays Lucas Luthor. Daytime soap viewers may recognize him from past appearances on "Another World" and "The Guiding Light." Paul has also appeared in a few other TV series and TV movie "Young Arthur."

What's up with Lucas? Lucas Luthor, Lionel's illegitimate love child who was given up for adoption, is found in Edge City by Lex. Lionel had told Lex that Lucas was dead, but Lex found him after searching for seven months. Lex saves Lucas in a narrow escape from some bad guys he had been cheating at cards. Lex brings Lucas to LuthorCorp to meet Lionel. After an embrace, Lionel dismisses Lucas to the dining room so Lex and Lionel can talk. Now Lionel accuses Lex of staging a coup by bringing 18-year-old Lucas, the youngest heir to the Luthor fortune into the picture.

What's up with Lex? Lionel has frozen Lex's accounts. All of Lex's assets belong to Lionel due to his takeover of LexCorp. The coup that Lex has tried to orchestrate by bringing Lucas to Smallville has backfired and Lionel tosses him out of the mansion. Lex appears at the doorstep of the Kents, explaining what happened and asking if he can stay awhile. They take him in, but Lionel warns Clark not to leave him alone on the farm. Lex finds himself in the barn doing chores. What's up with Lionel? Back at the mansion, Lucas wants more than the $10 million Lionel promised him to sign over his shares. Lucas has bitter feelings about what he sees as his abandonment by Lionel. Through observation Lucas realizes Lionel is not totally blind.

What's up with Clark? Clark gets info on Lucas from Chloe. Clark and Lex discover that Lionel got to Lucas before Lex did, wanting to use him for the corporate raid. Clark gets a job at the Talon to be close to Lana. With the situation of Lex's assets and Lionel's wrath, Lucas is given all of Lex's assets, and announces the Talon now belongs to him. He threatens to close the business based on his anger with Clark's discovery of the truth. As Lucas leaves through the Talon's backdoor, a bad guy on a motorcycle speeds out of the darkness, shooting at Lucas. Clark jumps in to stop the would-be assassin and speeding bullets, saving Lucas.

How it ends: Back at the mansion, Lionel tells Lucas it was Lex who put the Edge City bad guy on Lucas' trail. Lex has already told Lucas that Lionel pointed the shooter towards Lucas. The shooter died in police custody. Lionel gives Lucas a reverse-psychology pep talk aimed at alienating Lucas and Lex. Lucas surprises Lex at the Kent barn by knocking Jonathan out and taking Lex to LuthorCorp offices in Metropolis. When Lionel arrives, Lex is tied up. Lucas puts a gun to Lex's head and Lex realizes by Lionel reaction that Lionel is not blind. Lionel insists Lucas back down. Lucas puts the gun in Lionel's hand, pointed at Lex, and holds a gun to Lionel's head. Lucas tells Lionel to kill Lex. Lionel objects, saying he can't kill his own son. Lex tells Lionel that Lucas wants to kill them both and inherit everything. Clark arrives at LuthorCorp, and sees the tense situation through the walls using his x-ray vision. So as not to be seen, he climbs through the air conditioning ducts until he is above them. Using his heat vision, Clark transfers heat to the gun Lucas holds, causing a distraction as Lucas drops the gun. Lionel gains the advantage, and uses the gun he held to shoot to kill Lucas. Both guns are loaded with blanks. Lucas was testing Lionel. Lex and Lucas leave together. Lex later tells Clark that Lucas is safely away, under his protection. Later Lionel admits to Lex that he has been able to see for a few weeks. Lionel now wants to ease the rift between himself and Lex. Lionel offers Lex the ownership of LexCorp back.