The Second Republic has fallen miserably. Simon Bolivar arrives to Jamaica without money or friends, seeking help from other nations to free Venezuela.

'Sin Alas' follows the tumultuous life and love of Cuban writer Luis Vargas as he chooses the excitement and possibilities of the revolution over the wealth of his dysfunctional family. His passion for a beautiful young ballerina, married to an important military leader, sends both of their lives spinning out of control. Luis must make his way through warren of Centro Havana, a city held hostage in time by an ideology, on a journey to come to terms with lost love and the mistakes of his youth.

At the height of the 1980s AIDS epidemic, Cuban boxing champion Horacio's punishment for failing a drug test is to watch over the brash, combative Daniel, a patient in a sanatorium where HIV patients are compulsorily confined. The two collide as Daniel yearns for freedom while Horacio dreams of returning to the ring.

In 1991, the USSR is falling apart and Cuba enters its hardest economic crisis. Sergio, a professor of Marxism who can't provide for his family, and Sergei, a Soviet cosmonaut stranded in the Mir space station, share a common passion: amateur radio. Through this hobby, both men will be able to help each other in facing the dramatic changes of their countries.

On December 31, 1958, a detective investigates the theft of a painting from the home of a wealthy widow in Havana. The relationship between the two, amid investigations and danzones, reveals the history of the house and the family. The arrival of the bearded men in Havana changes the course of events.

While a mother only just finds out that her daughter's dating a Cuban, she realises her daughter will get married on Cuba too. To hinder the failure-designated marriage, she immediately gets on a flight to Cuba.

Mamina, a mother suffering from Alzheimer's, is in the final stages of her life. The disease has destroyed her short-term memory, a significant portion of her motor skills, and all but one remaining memory: her time with her daughter, Daniela. Throughout the film, we see the real-world effects of Alzheimer's through the perspective of someone living with the disease, as well as the desperation she faces to hold on to the last thing that makes her feel safe—her memories.