For an upcoming vice-presidential visit, Glendale's Dean Pelton hastily organizes an election for student body president that pits Annie against Jeff.

Jeff is suspicious of Pierce's engagement to a pretty classmate. Troy invents a childhood trauma to impress Britta, and Abed challenges a professor.

As the semester ends, the anthropology final is disrupted when Shirley goes into labor and her husband, Andre, is summoned to school for the birth.

A $100,000 paintball war prize pits members of the study group against one another, until they decide to join forces to stop a mysterious challenger.

As the paintball war is revealed to be a City College plot, Jeff and Troy vie for control of Greendale's ragtag army, while Pierce betrays the group.

As Annie competes with an overachieving rival in a Model United Nations competition, Jeff wrestles with his feelings for his ambitious friend.

The study group struggles to incorporate a fellow classmate while working on a project for Professor Kane's class.

The study group is slowly convinced to fill in for the Glee Club at Greendale's Christmas pageant.

When the yam the study group was growing for biology class is killed, Troy and Abed are on the case.

After a classmate suddenly dies, the study group decides to host a memorial, but Jeff turns his speech into an angry anti-Greendale rant.

After Abed is caught trespassing at Greendale, he and his friends visit a psychiatrist.

As Jeff competes for spots in an overbooked 'History of Ice Cream' class, Abed copes with the looming end of their time at Greendale by retreating into a surreal mental 'happy place', while Annie and Shirley engage in school-wide pranks.

The study group contends with a group of German students who take over the study room. Chang makes his return to campus.

Dean Pelton enlists the study group to beautify the campus to woo a wealthy student to Greendale. A class on teaching P.E. pits Shirley against Troy.

A plan to celebrate Jeff's early graduation is unexpectedly disrupted by the study group's evil doppelgangers from the Darkest Timeline.

With the mysterious Ass Crack Bandit back at Greendale, Annie and Jeff are on the case. As clues and suspicions mount, Shirley delivers shocking news.

For Troy's last day at Greendale, Abed holds a campus-wide "hot lava" fantasy game. With a comic book worth $50,000 as the prize, it's an all-out war.

A new caste system takes over when Greendale beta tests an app that ranks everyone. Shirley loves her new status, but Jeff and Britta want it stopped.

New administrative consultant Frankie's strict — and sobering — changes split the group when Abed goes rogue to side with the enemy.

A rival's attack ad puts the group into defensive mode — and a moral quandary. Britta and Chang find new ways to gross everyone out.

Britta's ex-boyfriend, Rick, returns, reigniting her far-fetched dreams of a normal relationship. Annie goes to extremes to win Elroy over.

Heroes are born, promises are broken and the stakes are raised when paintball makes an explosive return to Greendale's campus.

The former study group's future — and friendships — are put to a test when one chapter of their lives closes and a new one begins.