Jim Thorburn

Clark and Lana each try to kill Chloe for unknown reasons after they receive a mysterious e-mail from the Summerholt Institute. Clark must discover the source of these e-mails after Chloe reveals she has uncovered proof that the laboratory is involved in mind-control research--and someone wants to prevent her from writing an exposé. Meanwhile, Lana rents the apartment above The Talon to Adam (recurring guest star IAN SOMERHALDER), even though she feels he is hiding something dangerous about his past.

In Seattle, a man attacks his employer after a disturbing dream. Meanwhile, Broyles needs to meet with Nina Sharp.

Clark learns that John Jones was shot while working as a police officer; Lana tells Tess that Lex isn't the man she thinks he is, forcing Tess to re-evaluate her position as head of Luthercorp.

Jennifer investigates a series of suspicious burglaries she suspects are linked to recent garage sales. Then one of the regulars on the garage-sale circuit disappears.

Adam leads the team on a crusade to stop a mysterious new mutant who uses his powers to wreak havoc throughout the city.