An environmental police officer uncovers a hidden world of mythological entities from Brazilian folklore when he finds a connection between the mysterious appearance of a dead river dolphin on a Rio de Janeiro beach and the death of his beloved wife.

Marco Pigossi, Alessandra Negrini, Julia Konrad, Manuela Dieguez, Letícia Spiller, Simone Spoladore, Zahy Guajajara, Kay Sara, Rodrigo dos Santos, Tatsu Carvalho, Marcos de Andrade, Mestre Sebá, Ermelinda Yapario, Tomás de França