Three teenagers in a loving relationship are united by the same secret. Through the stories of the people from the town where they live, we begin to learn more about these young people and their secret, which seems to be getting bigger and bigger.
Amanda is preparing for a singing contest, dedicating every minute of her weekend to composing a song about "mollusks and existentialism”. Beto -her stepbrother- barges into the house with the intention of helping her, but instead, he creates a huge distraction by inviting Rami, a squash fanatic friend, who insists on celebrating his birthday at the house.
Tirsa, Elián, Teo, and Avril are imprisoned in a boarded-up house. In just a few minutes, their sentences will finally end. However, a call reminds them of the rules for getting out. The appearance of an external presence will put freedom at risk.
