As Retro wreaks havoc on Maywood Glen's technology, the girls get themselves sent to detention to dig up more info on their main suspect.

When a new piece of evidence involving HAVOC points to Carson Lazarus, Adrienne and Bryden comb through her trash looking for clues.

Bryden's voice analysis gives the girls a new theory about Retro's identity, but it'll take extra smarts to keep up their spying during a blackout.