A revelation concerning Jeremy fractures the relationship between his mother and Guber; a plea from a death-row inmate troubles Harper; a student's ADD affliction disquiets Ronnie.

Seven teenagers, including Zack, are killed in a drunk driving accident and the students and teachers, both, must face their grief. Ronnie takes it especially hard having been close with Zack. Brooke's best friend was also killed in the accident.

Meanwhile, Harvey tries to convince the students that he was George Washington in a previous life.

Ronnie catches a student performing a crime; two female students tell Marylin about their sexual conversations online with an older man.

Temporary synopsis from TV Guide:

Harsh echoes resound from the student riot; the Danny-Marla confrontations lead to racist allegations against her; a drug deal entraps one of Guber's prized pupils.

A jailed Harper faces a manslaughter charge in the death of a student's father; a rebellious teen receives unsolicited help from Hanson, who uncovers the youth's dark secret.

Moral and ethical dilemmas surround Flynn's adulterous affair; the college recruitment of Winslow's basketball star; and the plight of a pregnant teen.

Charlie Bixby (Dennis Miller) takes an unconventional approach when volunteering at a teen hotline; Marla decides to try in vitro fertilization and asks Harper to be the donor; Carmen reveals a secret from her past.

A former student of Winslow High dies in Iraq while serving the U.S. Army. Principal Harper receives a letter from the deceased student which brings back old memories back to the days when he took care of him and pulled him away from a life in the gutter. Danny Hanson struggles with a student in his class who's been hacking into the school's computer base; finding out about the teachers' private lives and upcoming tests.