A series of fire drills leads Veronica to discover that Neptune High has been receiving bomb threats, so she enlists Wallace and Mac's help to investigate classmates who could pose a serious threat to the school, including new student Ben.
Meanwhile, Keith stuns Veronica with the news of who he's been secretly dating. Later, Duncan confronts Veronica about her ongoing investigation into his sister's death.
Quest roles:
Tina Majorino(Cindy 'Mac' Mackenzie), Jonathan Chesner(Corny), Duane Daniels(Van Clemmons), Alona Tal(Meg Manning), Erica Gimpel(Alicia Fennel), Linda Castro(Mrs. Murphy), Max Greenfield(Leo D'Amato), Michael McMillian(Pete Comiscky), Jonathan Taylor Thomas(Ben), Joey Lauren Adams(Geena Stafford), Theo Rossi(Norris Clayton), Alicia R. Cole(Assistant), Anneka Nishijima(Girl #2), Trever Love(Spit Baller (uncredited))