Joe Maffei

After Martha accidentally hits a young boy with her car, the Kents take him in until they can locate his parents. They are unaware that the boy can read minds and has discovered the hidden thoughts of Lex, Lana, Jonathan and Martha, putting Clark's secret in jeopardy. Meanwhile, Lex must decide if he wants to accept a job offer from his father, Lionel (recurring guest star JOHN GLOVER), which would entail moving back to Metropolis.

Linda Lake (TORI SPELLING) returns, threatening to reveal Clark's secret if he doesn't tell her about the red-blue blur. Refusing to be blackmailed, Clark tells Lois his secret.

Clark meets Zatanna (guest star SERINDA SWAN) at a Metropolis comic bookconvention, where she tells him her father charmed a copy of the comic book "Warrior Angel" and it holds magical powers. A young man named Stephen (guest star CARLO MARKS) steals the comic book and develops super powers, transforming himself into Warrior Angel and saving Chloe from a horrible accident. Meanwhile, Lois becomes jealous of Clark's relationship with Zatanna.

Tess acquires a Kryptonian box that once belonged to Lionel Luthor (former series star JOHN GLOVER). When Clark accidentally activates the box, he's transported to a parallel universe where Lionel found Clark in the cornfields instead of the Kents. In this universe, Clark Luthor is a murderer and Lois is engaged to Oliver – and both of them hate Clark. Clark must be careful not to tip off Lionel that he's not his son while trying to figure out how to get back to Earth where the monster Clark Luthor was transported in his place. Executive producer Kelly Souders makes her directorial debut.

Tess breaks into Watchtower, triggering an elaborate security system that Chloe installed, ultimately trapping the two women inside. Chloe realizes that The Kandorians are downloading information about from the Watchtower server, which prompts her to make a drastic move. Oliver confronts Zod and winds up clinging to life with a "Z" scorched into his chest. Clark realizes Zod has given his soldiers super powers.