In 1942, in San Juan, Puerto Rico, a casino is organizing a farewell party for its patrons, since it's about to be turned into a US military base. The guests drink, seduce and gossip, but some also plot against each other.

A pilot is called back to his homeland, the Latin American republic of Arepa, by the rich islanders to participate in a complot to kill the dictator known as El León (The Lion).