Veronica begins college with Logan, Wallace and Mac, but is immediately drawn back into old detective habits when Piz, Wallace's new roommate, gets all his stuff stolen. Meanwhile, Keith helps reunite Kendall with an old love, recently released from prison.

When Veronica's term paper appears on the internet, she is accused of cheating by the TA and must prove her innocence. Meanwhile, Wallace has problems of his own when long basketball practices distract him from his studies, and Keith begins seeing Harmony Chase.

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.

After the campus rapist anonymously announces the location of his next rape, Veronica hires her friends to help her track him down, but is shocked when she discovers the rapist's identity. Meanwhile, Logan makes a drastic decision about his future with Veronica, and Dean O'Dell hires Keith to prove that his wife is unfaithful.

Veronica and Mac help campus researchers locate a missing monkey who was allegedly stolen by animal rights activists. Meanwhile, Keith is approached by Mindy O'Dell, who claims her husband's death was murder, not suicide. And in the aftermath of his breakup with Veronica, Logan turns to Dick for advice.

Keith takes on a second concurrent murder case when the head of the Hearst basketball team turns up dead and his son is the prime suspect. Meanwhile, a depressed Logan refuses to leave his hotel room and ends up babysitting Dick's girlfriend's little sister for days.

When Veronica is released from jail, she is contacted by Josh Barry who is desperate to prove his innocence in his father's murder. Meanwhile, Keith gets bittersweet news from the county commissioner, and Logan helps Mac and Parker on a scavenger hunt.

When Veronica discovers Timothy Foyle breaking into Mars Investigations, she uses his help to track down Dean O'Dell's true killer. Meanwhile, Logan and Parker's relationship takes an unexpected turn, and acting Sheriff Mars brings another murderer to justice.