S2, E18: A restless Veronica is plagued by dreams in which the students killed in the bus crash confront her. Meanwhile, when Logan and Weevil work on a physics project together, neither is enthusiastic until they discover that their success might help Veronica receive a scholarship. Later, when a large number of students are diagnosed with a medical ailment that gives them the right to postpone school tests and projects, the concerned principal hires Keith to investigate the validity of the disorder.