Tina is head of education at the Marie-Labrecque school that offers a free education to pregnant teenagers. The students have to undertake to complete their secondary school studies. Accompanied by Françoise, the school nurse, she welcomes a newcomer, Edwidge.

Tina and Christophe try to convince Jolène, a particularly bright student, to pay more attention to the way she dresses. Christophe notices that Edwidge suffers from panic attacks. Luc informs Tommy that he can no longer use the company car as long as he's in a relationship with Anaïs.

Tina reminds Christophe that the school doesn't yet have the right to provide accommodation for Anaïs, but he's determined to do all he can to help her. Edwidge's aunt comes to the school in order to explain to Edwidge the truth about her parents' death.

Caught up in the whirlwind of her emotions, Flora is neglecting her schoolwork and has every chance of failing her year. Tina tries to make her see reason. Den wonders about her new boyfriend who doesn't seem very interested in sex and talks to Christophe about it.

Flora prepares to return to live with her parents. Den gets to know Bruno, who has a somewhat unusual lifestyle. Christophe, worried that she's heading into a toxic relationship, makes an even greater effort to keep in touch with her.

As Den's due date approaches, Françoise notices once again the extent to which the young woman has a ruthless attitude towards her body. Tina and Christophe worry about her and have every intention of keeping a close eye on her.

Christophe tries to encourage Tina, thoroughly shaken up by all that's happening in her life. Julie's lawyer pays an unannounced visit to the school to plead her cause. Camille with her baby and her father call in to say hi to Tina.