Eva, Aida and Marisa form a family where Eva takes care of her daughter and mother while the world suffers a collapse. Society is affected by a strange disease that transforms people into monstrous beings, leaving them isolated in their flat without resources. Eva tries to protect her family while Aida notices radical changes in her mother. As time passes, the situation worsens and Aida becomes even worse than Eva, losing her humanity.

Javi, an unfaithful, powerful man, drives down a poorly lit infrequently traveled road by night. He’s returning home from a supposed work trip. In the blink of an eye, one mistake will change Javi’s live forever.

Mikel works in his father Carlos’s company. When the firm decides to sell and sack half of the workforce, Mikel tries to take a stand in favour of his colleagues. His intentions are good, but the workers decide to hide their sabotaging plan from him.

After a terrible day, Arnau discovers a patch of mould in the bathroom. Obsessed with removing it, he channels his anxiety into it, spiralling into paranoia. Unable to distinguish reality, he ends up sacrificing Cristina.