Clark wakes up in a mental hospital where the physician in charge, Dr. Hudson, informs him that the past five years were not real and only a figment of his imagination. Clark must come to terms with life as a normal human being as Dr. Hudson tries to persuade him to accept his treatment to cure his paranoid schizophrenia.

A crooked senator threatens to expose Lex’s secret labs where he’s developing a super soldier so he sends Wes Keenan to kill him. When Lois witnesses the attack, she becomes Wes’ next target.

Chloe and Jimmy are shocked to find Lana has been shot in the elevator at the Daily Planet. Jimmy is knocked unconscious whilst studying photos of the scene and dreams of Metropolis in the 1940s.

When Lex is trapped deep inside underground tunnels by the wife of a former test subject, Clark sets off to find him but is rendered powerless by the kryptonite-laden walls. The only way the two of them will make it out alive is if they put their differences aside and help each other.

Lex brings Chloe’s mother, Moira, out of her catatonic state and uses her to control other meteor freaks. Lana makes a shocking discovery about her pregnancy.

Clark and Chloe locate another Zoner in a fight club which prompts Clark to seek a way in, knowing he’ll probably have to expose himself. Lois catches wind of the fight club and desperate for a good story, she manages to get in but is put up against a fighter she wasn’t expecting.

On Lex and Lana’s wedding day, Dr. Langston threatens to tell Lana the truth about her pregnancy but Lex will do anything to silence him. Clark is willing to tell Lana his secret in order to stop Lana marrying Lex.

Clark and Chloe discover that Lex is using a young man’s ability to identify meteor freaks to help him further his experiments. When Lana finds out, she tries to persuade him to stay silent, fearing he’ll expose Clark as one of the infected.

Lana receives a photo of herself, taken inside the mansion and decides to hide from her stalker in a surprising location. Jimmy thinks Chloe still sees Clark as more than a friend and breaks up with her.

Lois tries on lipstick made with red kryptonite and becomes infatuated with the first man she sees… Clark. The two share a kiss which causes Clark to lose all of his inhibitions and he decides to gatecrash Lana and Lex’s engagement party.