In a séance, Menezes' great-great-grandfather is brought back to life in present day (1936), over a century after his death at age 26. A free-spirited womanizer, he starts causing all sorts of trouble for the wealthy, respectable family of his descendants.
João Ninguém is a humble composer who made the waltz "Sonhos Azuis" as a gift to his girlfriend on her birthday. To give it to her, he asked for help from a friend, but on the way, an accident happens and puts at risk not only the relationship, but also João's life and career.