Everyone in Marco's life seems constantly restless, from his brilliant but unhappily married parents to his own wife Marina, or even Luisa, the real love of his life, a girl he met during a fateful summer in the '70s and always stayed in touch with. Tragedy and fate seem to haunt him, yet he somehow manages never to get ensnared in the chaos—like his namesake, “the hummingbird”, he focuses all his energy at standing still.
94-year-old Eleanor Morgenstein tries to rebuild her life after the death of her best friend. As a result, she moves back to New York City after living in Florida for decades.
Carlo and Elisa are a successful couple. He’s a university professor and writer facing a creative block; she’s a brilliant, sharp-witted journalist, known for her internationally published editorials. They live in Rome, moving between accomplishments and routine, affection and something that might be fading. In search of new energy, they travel to Morocco with their lifelong friends, Anna and Paolo, and their thirteen-year-old daughter Vittoria—bright, curious, a little eccentric. Tensions soon rise.