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| 1: 20 hours missing |
| Sep 6, 2019 |
| New students start school at Las Encinas as Guzmán continues to mourn his sister and Christian struggles with his secret. A classmate goes missing. |
| 2: 34 hours missing |
| Sep 6, 2019 |
| Seeking the truth about Marina's death, Samuel attempts to seduce Carla. Lu's new friend, social media guru Cayetana, hosts an impromptu party. |
| 3: 36 hours missing |
| Sep 6, 2019 |
| Polo and Ander have a heart-to-heart. Nadia gets creative to stop Guzmán from drinking too much and doing drugs. Rebeka's mother offers Samuel a job. |
| 4: 59 hours missing |
| Sep 6, 2019 |
| Pressured by his friends, Polo's guilt overwhelms him. Cayetana's mother threatens to reveal her secret. Ander and Guzmán argue with their partners. |
| 5: 63 hours missing |
| Sep 6, 2019 |
| Rebeka teases Cayetana with what she's learned. The Halloween party takes a troubling turn. Samuel walks in on a shocking scene. |
| 6: 66 hours missing |
| Sep 6, 2019 |
| Lu blackmails Nadia, and Samuel confronts Carla with his suspicions. In the future, Guzmán is interrogated about the missing student. |
| 7: 84 hours missing |
| Sep 6, 2019 |
| Lu uncovers a secret while helping Cayetana with her fundraiser party. Omar worries about Samuel's fate. Ander's behavior confuses Guzmán. |
| 8: 0 hours missing |
| Sep 6, 2019 |
| Painful truths and dark secrets are exposed as the students unburden themselves and the circumstances behind Samuel's disappearance are revealed. |