After leaving an article full of denunciations about the "Summerholt Neurological Institute" with her former colleague of the Daily Planet, Max Taylor, Chloe is chased by Clark Kent who tries to run her down with his truck. He claims that he had received an e-mail just before his action. Later, Lana also receives an e-mail from the same address and tries to kill Chloe on the steps of Smallville High, who is saved by Adam Knight. Clark and Chloe, with a little help from Lex, investigate the mysterious e-mail origin, and they discover that Molly Griggs, a former patient of the unethical Dr. Garner, is using her meteor-rock abilities to force people to kill through a hypnotic suggestion in her e-mails. Meanwhile, Adam moves to Smallville to be close to Lana despite that nobody knows anything about him. Also, Lex makes contact with Dr. Garner and threatens to expose his unethical practices unless he helps him regain his memory of the last seven weeks.

There is an explosion at Luthorcorp when Oliver is about to announce he controls the interests of Luthorcorp. Oliver suspects Lex is behind the explosion but he realizes the bomb was made by an ex Queen Industries' employee called Winslow Schott. Lana learns her power suit gives her the power to absorb Kryptonite.

After an accident, Clark (Tom Welling) is able to read Lois' mind, then he asks her out. Meanwhile, a washed up Oliver finds himself in danger.

Searching for the Bow of Orion, the only known means to stop the Darkness, Oliver and Kara independently reached the same booby-trapped underground sanctuary. Kara got herself trapped, but Oliver rescues her in Indiana Jones style. Together they decipher and follow the clues to the bow, only to be get a bitter surprise. Meanwhile instead of giving his blessing in the fortress, Jor-El temporarily transfers Clark's super-powers to his already far too cocky bride.