In South American woods, lives a mysterious bird that has inspired myths and stories among indigenous peoples. Some of them link that bird with ghosts, due to its ability to use camouflage. Others say that whoever hears its unusual song will be haunted. During an investigation, the encounter with the bird triggers a series of strange events.

About the intense and complex relationship between writer Horacio Quiroga and the bold poet Alfonsina Storni, a powerful female voice fighting for her independence in a male-dominated world. Through excerpts from their letters and poems, the film intertwines their lives.