Sangue Oculto (English title: The Secret) is a Portuguese telenovela produced by SP Televisão and broadcast by SIC. It premiered on 19 September 2022. The telenovela is written by Sandra Santos with the collaboration of Pedro Barbosa da Silva, Andreia Vicente Martins, Joana Andrade, Manuel Mora Marques, Pedro Cavaleiro and Sara Cardoso. It stars Sara Matos, Sofia Alves, Luana Piovani, João Catarré, António Pedro Cerdeira, Maria João Pinho, Marcantónio Del Carlo, Mariana Pacheco and Cristóvão Campos.