The Private detective Raúl Marín with the help of his grandmother and the police commander Aragón try to find out the murder of several homicides in three episodes: El Anónimo, El Ídolo and El Hipnotizador.
La abuela
Detective Raúl Marin
Comandante de Policía Aragón
Don Ángel Servín
Juan Carlos
Don Eduardo
Luciano
Angélica
Profesor Carmen
Profesor Valero
Sra. Valero
Sonia
Licenciado Lara