Simón is an aspiring novelist who makes a living designing crossword puzzles for a newspaper. One day he receives a threatening message instructing him to include the word "adversary" in a puzzle as Seville gets hit by a series of violent attacks.

Eduardo Noriega
as Simón Cárdenas

Jordi Mollà
as Sapo

Natalia Verbeke
as Maria

Paz Vega
as Ariadna

Pedro Álvarez-Ossorio
as Padre Andrés

Mauro Rivera
as Rocha

Jesús Olmedo
as Brujo

Críspulo Cabezas
as Pirata

Joserra Cadiñanos
as Dinamitero

José Manuel Seda
as Capa