Pressured by his friends, Polo's guilt overwhelms him. Cayetana's mother threatens to reveal her secret. Ander and Guzmán argue with their partners.

Rebeka teases Cayetana with what she's learned. The Halloween party takes a troubling turn. Samuel walks in on a shocking scene.

Lu blackmails Nadia, and Samuel confronts Carla with his suspicions. In the future, Guzmán is interrogated about the missing student.