To help restore a cheerleader's ruined reputation, Veronica turns to funky computer geek Mac to find the hacker responsible for leaking the embarrassing, private results of a popular online "purity test" to all of Neptune High. Meanwhile, Keith helps Wallace and his mom with an unruly tenant in their building. Later, to get answers about Lilly's murder, Veronica attempts to visit Lilly's confessed, condemned killer Abel Koontz in prison.
Elenco: Kristen Bell , Jason Dohring , Percy Daggs III , Francis Capra , Enrico Colantoni , Teddy Dunn , Ryan Hansen , Tessa Thompson , Kyle Gallner , Julie Gonzalo , Chris Lowell , Tina Majorino , Michael Muhney , Lucy Lawless , Brandon Hillock .