A student dies from a fall during a spontaneous rave at the caves, and when Chloe and Pete unexpectedly start behaving irrationally, they use red kryptonite to get Clark to join them in their antics, placing all of their lives in danger. Meanwhile, Lex hires Dr Walden to translate the language found inside the cave.
Lana enrols at Metropolis University at the last minute and is forced to join a sorority in order to get housing at such a late date. However, her new sorority sisters offer her more than a place to live.
Callen goes undercover to infiltrate a network of Chechen terrorists who are recruiting foreign fighters to join their cause and planning their next attack in the U.S.
As the fallout from Maglev rumbles on, Daniel appears on a popular talk show. Meanwhile, Joseph battles with his conscience after ordering a hit on Amanda.
Tamara Adama's avatar heads to New Cap City, where she stumbles upon a secret that threatens everything she knows.