S1.E1 ∙ La infección

Four cars burn in the parking lot of the Anne Frank College; the situation is unsustainable: if it persists, parents will take their kids out of the centre, which could lead to the closure of the school; Ester, the director, goes to Hugo.

S1.E2 ∙ La consulta

Hugo has to identify the group of nine students he considers responsible for all the ills of the centre; to apply his method, Hugo first needs to convince the parents of the boys and girls to sign the authorisation.

S1.E3 ∙ El diagnóstico

The first thing to treat a disease is to make a good diagnosis. For this reason, Hit's first class consists of locking the boys in the gym and for them to begin to accept each other, to get to know each other.

S1.E4 ∙ La limpia

Hugo wants the boys to learn and that is why he takes them on an excursion to the dump, where Nassir, Nourdin's father, works, with whom he does not have a good relationship. Nassir wants his son to work at the dump with him.

S1.E5 ∙ El cuerpo

HIT appears as a special guest for a talk show broadcast that discusses sexual education. Silvia's parents are shocked by the way the lessons are taught and want to complain.

S1.E6 ∙ La recaída

Hugo has dropped out of school after the incident with the Ministry. Although he believes that he did it motivated by dignity, it is actually his enormous fear of failure that makes him take the easy route and run away.

S1.E7 ∙ Cuidados intensivos

Now is the time to face your fears and frustrations. To do this, Hugo organizes an escape room in one of the two pavilions in the center. He locks the boys inside and forces them to work as a team so they can escape before time runs out. The game will bring up more than one problem between them.

S1.E8 ∙ El historial

Students should bring to class an object that tells something about their family; the stories are fascinating, but the winner is Andrés.

S1.E9 ∙ Los exámenes

The school year is coming to an end and the exams are approaching; the boys start studying, but not everyone manages to focus; Jaco doesn't see any hope of passing the course and decides not to sit for the exams.

S1.E10 ∙ El alta médica

Lena, Andrés, Darío, Erika, Gus, Jaco, Marga, Nourdin and Silvia live an exciting final encounter. It is the last class, the last time they will be with Hugo and the last time the nine do something together. After the show, the boys will receive the notes and with them, the decision of what to do with the rest of their lives.

S2.E1 ∙ Melapela

HIT's bumpy arrival in Puertollano is a harbinger of what awaits him this course. In addition, after running over one of his students and having a run-in with the picket of those affected by the ERE from the factory that gave work to half the city, the new Basic Vocational Training teacher at IES León Felipe comes across a bleak panorama: He is going to have to teach a pack of teenagers firmly established in failure, whom their teachers give up. Hugo must manage to start motivating the Melapela class, but he also has to face a crisis in his new home: his landlady, Francis, is overwhelmed by the attitude of her son Matt, a video game addict who is he refuses to go to class and has a tendency to run away from home. Later, in his attempt to control the boy, HIT ends up being immersed in a violent confrontation between anti-establishment and ultra-rightists.

S2.E2 ∙ Desconexión

HIT struggles to make his students see that this is his last chance to get back on track. Later, the students reluctantly attend their first lessons in cooking, mechanics and hairdressing. Hugo, for his part, decides to motivate them by shaking them with a therapeutic class based on hammering destruction. Later, the professor earns their enmity when they discover that he is responsible for the mobile hacking. Finally, once again, the HIT method is going to have unforeseen consequences, breaking rules and raising blisters in the faculty.

S2.E3 ∙ Consiento

Lucía is determined to raise her baby and become a great hairdresser. That's why she doesn't want to look at the past or remember the night she spent with Vicen. Later, when HIT raises a dynamic around the concept of consent, something stirs inside him. Furthermore, the young man returns to Puertollano to convince her to leave with him.

S2.E4 ∙ Autocontrol

While the town is busy preparing for the benefit concert that David Bustamante is going to give in support of the laid-off workers, HIT can't wait to set foot in Madrid so he can go on a trip with Carla. Meanwhile, Chelo plans to take advantage of the singer's arrival in Puertollano so that he admits to everyone that she is his biological father, but things end up going wrong and nothing goes as planned. Faced with these events, Hugo has to stay in Puertollano to avoid a major disaster before the concert, trying to bring order between a hyperactive hooligan unable to assume the consequences of his actions and a narcissist obsessed with being the daughter of a celebrity, and ignorant of the dark secret that her mother has hidden from her since she was a child.

S2.E5 ∙ Ilusión

Jota has all his hopes pinned on the blind date he has arranged, taking advantage of the fact that his class is travelling to Madrid. However, he is unaware that it is a trap set up by Isi, with the help of Román. At the same time, Hugo, also excited by the prospect of a relationship with Francis, dares to take the kids to the capital to meet the students of the Anne Frank school, with whom he worked a couple of years ago. Matt and Karmen, meanwhile, argue after he tries to drag her into Islamic fundamentalism and she threatens to tell Francis. But everything is put on the back burner when Isi's prank on Jota turns into a traumatic assault with serious consequences, in which the victim rethinks her life.

S2.E6 ∙ Autoestima

In view of their poor marks, HIT proposes to let the pupils prove themselves. Paula's proposal, which consists of offering parents and teachers a gala to which all three specialities will contribute and which she herself will present, is subsequently successful. But not everything is going to be as easy as it seems because Paula, returning from a party, ruins the expensive dress she had borrowed from a shop. Desperate to get the money to pay for it, Paula enters a beauty contest for adults only. Finally, threats from Matt's jihadist mentor lead the boy to disconnect from the internet, arousing the suspicions of Hugo and Francis.

S2.E7 ∙ Pertenencia

Faced with the prospect of a New Year's Eve washed down with alcohol, HIT decides to return to Alcoholics Anonymous sessions. In addition, Isi, Sancho and Román commit xenophobic aggression against Romanian immigrants, although the teacher's intervention prevents things from going any further. Later, Hugo decides to take the students out of the classroom to educate them on inclusion.

S2.E8 ∙ Resistencia

Karmen feels betrayed when her parents decide to accept the compensation from the company and move to Mallorca, which means that she is going to have to say goodbye to her colleagues. Meanwhile, HIT has a jealous rage when Samir, Matt's father, surprises him as a company lawyer and stays with her ex, Francis. Later, Hugo decides to take the students to the Mining Museum so they can learn about the resistance legacy of his ancestors and try to apply it to his own future. Finally, the company workers meet with Samir to negotiate the ERE agreement, but an unexpected change in conditions jeopardizes everything they have achieved so far.

S2.E9 ∙ Corazón

HIT announces that the Basic FP class is going to compete in the end-of-year cockfight. Teo, for his part, agrees to rap on behalf of his classmates, but it soon becomes clear that he is no match for the baccalaureate opponent. At the same time, Lucía steps forward and reveals that Dan has great lyrical gifts, although her non-binary friend refuses to participate in the competition. Later, when Lucia shows Hugo a sample of Dan's poems, he is impressed and decides to do what he can to convince her to share her talent with the world. Finally, HIT has to confront his own emotional dependence on her when he goes from asking Francis to date other women.

S2.E10 ∙ Reinicio

Hugo lives confined at home and is going through a deep depression. His relationship with Francis is stagnant and the ghost of alcohol haunts him more strongly than ever. Likewise, with the summer holidays about to end, Hugo announces to his classmates that he no longer finds meaning in teaching and that he is leaving the profession forever. The news falls like a bomb among the students, who had the help and inspiration of their teacher to motivate them for the next course, and who accuse him of being a coward and selfish. However, when HIT's future seems sealed, the company's workers lock themselves in the factory in protest of the ERE, and the threat of an outbreak of violence offers Hugo one last chance to give hope to the community.

S3.E1 ∙ Episode #3.1

S3.E2 ∙ Episode #3.2

S3.E3 ∙ Episode #3.3

S3.E4 ∙ Episode #3.4

S3.E5 ∙ Episode #3.5

S3.E6 ∙ Episode #3.6

S3.E7 ∙ Episode #3.7

S3.E8 ∙ Episode #3.8

S3.E9 ∙ Episode #3.9

S3.E10 ∙ Episode #3.10