It's a new school year and Gerry has finally achieved his goal: full-time Phys Ed! But when he finds out how Bobbi's been teaching Phys Ed, Gerry's appalled.

Lisa runs for the unopposed PTA president position as a way to punish the staff.

When Gerry meets a DJ at the gym, he offers her a job at the school dance, but Robert has banned dances and won't budge on his position.

Gerry suspects Central High of cheating; Bobbi prepares for maternity leave.

Gerry discovers that teaching phys ed comes up a lot of paperwork; Bobbi tries to juggle work and a newborn; Lisa becomes friends with some moms who may have dirt on Xavier.

After participating in the teacher auction, Gerry finds himself in a compromising situation. Emma enlists Dwyer to fix the drip and draft in her library; and Trudy is paid a surprise visit from her old bandmates.

Gerry learns the meaning of 'Work-to-Rule' and is immediately in awe of this new and exciting concept. Meanwhile, Lisa attempts to set some much-needed boundaries between herself and her hormonally charged stepson; and Nisha inadvertently reveals a little too much to her students.

After being ridiculed by Coach Meyers, Gerry has to beat him at something and takes control of the Xavier Girls Soccer team. Meanwhile, Frank is seduced by an ambitious mom; and, with her marriage crumbling, Lisa's reign of terror over Xavier's staff seems to be nearing its end.

Gerry's day is ruined when his mouthy and least favourite student is Principal for a Day. Meanwhile, a harmless prank on Lisa takes a horrific turn; and Bobbi's well-intentioned meddling accidentally ruins an innocent student's life.

Due to a series of recent thefts, Robert hires a school security guard. After an initial personality clash, Gerry goes to great lengths to discredit him. Robert learns the unsettling truth behind his baby's name; and Simon finally pops his proverbial cherry.

Using Xavier Academy as its sample, an investigative reporting team sets out to determine the true value of the private school system. Through a series of interviews and recovered footage, however, the team instead exposes Xavier's deepest and darkest secret: Gerry Duncan.