Miguel and Johnny know each other since childhood. They are dedicated to skate and have fun. To earn easy money and continue skating, they sell their own blood to a clandestine contact in a hospital. The activity becomes business until a large transaction is not as they imagined.

After a mysterious force decimates the world’s population, Sebastian must navigate his own survival journey through the desolate streets of Barcelona. As he forms uneasy alliances with other survivors and they try to escape the city, an unexpected and even more sinister threat grows.