On a ordinary night, Carlos receives an unexpected letter inviting him to the mysterious and exclusive Casino of Granada to acquire the coveted status of member. Rumor has it that whoever becomes a member of the Casino will have access to unprecedented riches, incredible parties, and a privileged social position. The four pages of Federico García Lorca's unfinished novel "La bola negra" inspire this visual thriller in which the player embodies the character of Carlos, a young man in 1930s Spain who must make crucial decisions and uncover the secrets hidden within the Casino. Meet the eccentric characters who will accompany you on a tense night, unravel their tragic personal histories, and discover the different endings that your choices determine. They are all hiding something… Will you be able to claim victory, or will you die trying?