This is the story of Marcelo Hernández, the bartender at the world-famous Oyster Bar in Grand Central Station. Thousands of people have streamed through the restaurant, including tourists, Wall Street executives, and artists, including Andy Warhol. For 55 years, Marcelo has mixed drinks for the patrons. His life changes when l an arrogant millennial named Daniel is hired as his assistant and a reporter from Spain decides to write about him.