Synopsis:
An experiment at Luthercorp brings the release of a dangerous toxin into the Smallville air, which causes people's greatest fears to come to consciousness. As a result, after their fears overwhelm their senses, Clark, Chloe, Lana, and Jason slip into a coma. Lex, in an attempt to cure everyone, takes an untested drug that might do the trick. Meanwhile, a mysterious and generous source helps get Lionel's conviction repealed.