During the carnival the painter Marcello, who has just sold a painting, meets his beautiful neighbour Lucy, disguised as Pierette. That very night Marcello leaves at home his girlfriend Giulia, to bring Lucy to the masked ball. At night, as the two are at the ball, Lucy’s mother doesn’t feel well and calls for help. Giulia, hearing the cry, quickly assists her. As Giulia notices, that the woman is going to die without having seen her daughter a last time, she decides to disguise herself as Pierrette. Kneeling beside the bed of the dying woman, she hears her say the last words: “My daughter”. (Cineteca MNC)
