Watch Hierro Season HD Full Free on solarmovie.do. Watch Hierro tv series online free. Investigating magistrate Candela is transferred to El Hierro, the most remote of the Canary Islands....Investigating magistrate Candela is transferred to El Hierro, the most remote of the Canary Islands. There, she discovers a suspicious community and is confronted by the death of a young local boy, murdered the day before his wedding.