Mark and Laurel are surprised when they discover Laurel is leaving earlier than expected. Gil and Kevin fight over Erin. Jen learns Shannon is confused about her sexual identity.

While Jennifer and Shannon try to figure out Anika's campaign strategy, Anika and Chris attempt to come up with a plan to use Shannon's poem against her. Mark and Laurel discuss their future.

Craig organizes a rally to support Kat's cause. Erin and Anika befriend the new girl Kelsey, who also happens to be Chris's little sister.

Mark finds himself in a difficult dilemma when he discovers Laurel is leaving Vancouver. Erin finds out Kevin has feelings for someone else. Derek gets himself into even more trouble after being provoked by Chris.

Erin and Anika revel in the attention their website is getting, while denying to Chris that it's their doing. Laurel tries to decide whether to end things with Mark. Jen worries about her brother's court date. Craig continues to support Kat, while she develops a crush on him.

Jennifer walks in on Laurel and Mark during an intimate moment. Erin and Anika get into trouble because of their Web site about Chris. Craig has a difficult time cancelling his date with Kat.

Jen has a horrible time at the school dance. Mark has a difficult time getting over Laurel's past relationship with an older guy. Shannon and Craig realize they have feelings for each other.

Jennifer tries to set up Shannon and Jordan. Mark learns some shocking news about Laurel's past. Derek's community-service work at the school takes a bad turn.

Mark finds a bottle of vodka in the rec room. Erin tries to ruin Kevin's date with Brenda. Anika helps improve Chris's public image.

Laurel and Mark argue over how her video should conclude. Craig and Shannon are nervous about their on-screen kiss. Kevin is pleasantly surprised when he lands himself a date with both Erin and Brenda.

Kat makes plans for a weekend trip with Kurt. Shannon and Craig decide to end their relationship. Kevin tries to find out why Erin and Brenda are angry with him.

Anika tries to rekindle Mark and Laurel's romance. Kat gets expelled from school and Jennifer considers getting back together with Mark.

While the election results are announced pitting Anika against Shannon, Laurel and Mark meet for the very last time but things don't go quite as planned.