Solal and Axel notice that Ethan is nervous. The latter confides in the discussion he heard between Teyssier and Annabelle. Axel thinks he must have misunderstood something. Ethan wants to speak to his mother. She has insisted that he come to the institute and Teyssier is acting strange towards him.
Olivia takes the students to Chef Guinot for an aperitif to socialize with the guests.
Ethan interrupts Annabelle and Deva to talk. He asks her if she had a relationship with Emmanuelle. Which Cardone completely denies. She seems distraught when Ethan leaves.
Theo tells Jude that he doesn’t believe Deva is the creator of the lunch box. It doesn’t match his personality at all and his far too wise creations.
Ethan checks with Constance, who thinks his blood pressure is a little high. Constance talks about the addiction Theo and Emmanuel suffered from. Ethan asks if this problem is hereditary, to which she replies that studies tend to say yes. While Constance takes a call, Ethan searches Teyssier’s file. Both have the rare AB negative blood type.
Gaëtan agrees to accompany Salomé for an aperitif.
Theo comes to question Deva about a dessert and he concludes that she cannot be the author of the lunch box. Deva admits that she and David ate it because it was so good.
Axel questions Teyssier to find out if he had a relationship with Cardone. Teyssier replies that he does not approach the devil.
Anaïs listens to the discussion between David and Deva, who mention that the mysterious leader is Theo.
Anaïs would like to tell Theo, but she doesn’t have the courage because he believes that this challenge will increase his performances.
Ethan wants to speak to Emmanuel against Axel’s advice.
Teyssier finds Ethan because of the ideas in Axel’s head. Ethan works up the courage to tell her about his doubts about his paternity.