Victor returns from the hospital to find Sofiane and Luisa locked in a fresh struggle with Obé — under the watchful eye of a new school nurse.

Sofiane realizes the Marking may have unintended consequences. Luisa faces a harrowing test. A blackout leads Victor to a disturbing discovery.

Obé challenges Sofiane to a fight to decide Reda's fate once and for all. Meanwhile, Victor confronts a painful chapter from his past.

While her grandmother tends to Victor, Luisa gets her first glimpse of the Power. A revelation draws everyone into the woods for a nighttime ceremony.

A surprise attack sends Obé over the edge. Luisa embarks on a perilous mission. As more Désandans arrive, an epic showdown unfolds at the school.