Cabeza de pez: Ofelia is a 17-year-old girl who spends her time hanging out with her friend Dafne, baking weed brownies, and selling them around the city. One day, while visiting her friend’s workplace, she becomes captivated by a newly arrived fish. On a whim, she decides to take it with her. However, this act triggers a rift between the two friends. Ofelia then sets out to look for Dafne in all the places they used to go together.