Jef wants to join his friends on a beer drinking weekend and gets Lukas to help him mislead Jeanne. Their plan involves some ominous chain letters. Meanwhile, Victor is offered a one year academic job in Jakarta.
Jeanne is jealous of her best friend Mimi getting an expensive new kitchen. Jef however refuses to spend that amount of money. In the meantime Victor believes he has invented a new type of girl's clothing.
Jef gets punished for being too lazy at work and is not allowed to join his colleagues on a gardening tour in France. In order to convince his boss he could use the time off, he fakes Jeanne has Alzheimer's.
Mimi has won a lottery. Victor immediately sees a chance to become a successful investor. Meanwhile, another of Lukas' macho dating stories leads Ines and Martha to make him believe he got someone pregnant.
Jef is good-humored, but suddenly turns very cranky when he hears he is added to the green department's trimming team. Ines' latest boyfriend, a psychology student, believes Jef has a serious mental problem.
Jeanne gets inspired to look up old classmates through the Internet. When she spots one of them posing in a cleaning outfit, she wants to rub her success in the woman's face by hiring her as a cleaning lady.
Former student Filip has written a biographical novel about his time at Jeanne's. She reacts very proud, but changes her mind after learning she has been portrayed as a nymphomaniac that was his sexual mentor.
The fishing pond is for sale and Jef and his buddy Kurt want to buy it. Since Jeanne would not agree to spend money on such cause, Jef makes her believe Kurt wants to borrow the amount so he can leave his abusive wife.