S1, E20: When a classmate's boyfriend threatens to post a humiliating video of his girlfriend online if she breaks up with him, Veronica helps her concoct a vengeful scheme if he doesn't allow the relationship to end peacefully. Meanwhile, Keith searches for Duncan after his parents post a huge reward for information on his whereabouts. Later, as her secret new relationship intensifies, Veronica learns a disturbing fact about the night that she was drugged and assaulted. Recurring guest star HARRY HAMLIN appears as Aaron Echolls, and recurring guest star TINA MAJORINO portrays Mac.