It’s a new term. Simon mistakes new languages tutor J.P. for a sixth former, and buxom newcomer Penny receives a lot of attention from the men. Recently divorced Susan turns on the charms with J.P.

Carol continues to pursue Kurt, even though he insists their relationship is over and tries to convince her that Penny is his new girlfriend. Meanwhile, Bob tells Simon he hasn’t had sex for 23 years.

Jenny’s house-shaking romping with her new boyfriend Alec is driving Susan crazy, so she agrees to get a flat with Simon. And then Brian and Kurt convince Simon that he fancies her.

When J.P. comes out to the rest of the teachers, Simon, Kurt and Susan begin a campaign of wind-ups against Brian. But with J.P.’s help, Brian finds a way to get his own back.

Susan drags the others over to the house to prove how annoying Jenny’s boyfriend is. Brian and Kurt are confused when J.P. spends the night with a girl.

A delusional Bob manages to convince himself that Penny fancies him. This spurs him into undergoing a ridiculous fitness regime, which soon results in total collapse. Is this the end of Bob?

When a former student brings her baby into school to illustrate the hardships of motherhood, Susan ends up desperate for a child of her own. She doesn’t need a father, just good genetic material.

Jenny decides it’s time to finish with Alec; she just needs to work out how. Meanwhile, Simon shocks everyone by announcing he’s going to quit his job and fly to South America—on Saturday.

Having split up with Alec, Jenny’s going through a hedonistic phase—much to Brian and Kurt’s delight as she keeps buying all the drinks.