Veronica helps Keith determine who is haunting a school bus crash victim's parents, currently embroiled in a suit against the school district for negligence.Meanwhile, after Logan asks for help fighting the murder charge against him, Veronica stumbles

Wallace's hopes of escaping his trouble in Chicago are dashed when Rashard's uncle accuses him in the press of a hit and run. Meanwhile, Weevil has Veronica bug a church confessional to smoke out the traitor in his bike gang.

Overcome with guilt and frustration, Weevil asks Veronica for help to bring Felix's true killer to justice, but realizes he may have to take matters into his own hands.Meanwhile, Keith reviews a strange DVD that Woody receives in the mail, and relationship troubles brew between Wallace and Jane, and Mac and Cassidy.

What promises to be a simple case of finding out who ran over a classmate's dog turns into a startling revelation when new secrets about the bus crash come pouring out and Veronica finds herself again revisiting Lilly's murder case. Meanwhile, Wallace and Jackie try to turn their relationship around the corner, and the PCHers turn to Weevil for protection from the Fitzpatricks.

The campus newspaper hires Veronica for an undercover expose on the Zeta Theta sorority sisters during rush week to investigate Parker’s rape. Veronica begins to realize though that not everything is as it appears in the sorority house. Logan and Wallace take part in a challenging Sociology class role-playing experiment as prisoner and prison guard, and Keith treks through the desert after escaping from the scene of a crime.

Veronica helps a girl named Meryl who is certain that her boyfriend is in trouble, while a jaded Veronica tries to convince her that he is cheating. Meanwhile, Logan reluctantly tells Veronica why he is sure Mercer didn't commit the rapes, and Keith finds that there is a heavy price to pay for committing adultery.

Apollo, a Hearst student who suffered hardships as a child soldier in Africa, appears on Piz's radio show, prompting a man to come forth claiming to be his father. But Veronica's investigation unearths some surprises. Meanwhile, Neptune is faced with a crime spree that could spell trouble for Keith's campaign, and Logan finds himself in a difficult situation when Parker wants to spend to summer with him. Veronica awaits the results of her FBI exam.

Veronica and Keith launch their investigation. Their involvement puts Police Chief Langdon on edge. Penn goes public with his theory on who the bomber is. Meanwhile, local teen Matty Ross begins her own search for her father’s killer.