In the midst of Brazilian carnival, the murder of a young and beautiful axé singer shocks the entire country and starts a thrilling hunt for the killer.

Siren is a young and beautiful singer whose world of fame and fortune is interlaced with envy and hate. Her murder in the midst of carnival shocks the entire country and the hunt for her killer reveals a new suspect with each new day of investigation. Holding the status of a big-budget thriller, the miniseries brings about mysticism, sensuality and thriller that hooks the viewer until the astonishing end.