Santiago 1984. Carmen, former JJCC, after being tortured by the CNI, works as an undercover agent. Francisco, an agent obsessed with her, infiltrates her in an advertising production company, meets Gastón, creative director. He discovers that he is planning a commercial in the mountains as part of an escape operation for a political prisoner. Carmen manipulates both of them, lying to Francisco and approaching Gastón, in order to join the operation and thus achieve her own escape.

Paula, a lonely girl, lives with her older sister, who cares for her seriously ill mother. In the turmoil of her family's critical situation, Paula imagines a girl identical to herself who will help her face her reality and get closer to her mother before it's too late.

Oblitus, a substance capable of making you remember and forget memories, becomes the addiction of a man desperate to find his family.