Episode Overview
A toxic substance from a Luthorcorp experiment is unleashed into the air, triggering intense hallucinations of personal fears in its victims. Chloe, Clark, Lana, and Jason succumb to the effects of the toxin. In a race against time, Lex resorts to a perilous antidote in hopes of saving them. Concurrently, Lionel is freed from prison after his conviction is annulled, thanks to the intervention of an enigmatic supporter.
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Season 4 Episodes 22
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