If you are referring to the episode that aired as the sixth of its thirteenth season for a major procedural, it is likely . Option 1: Criminal Minds (S13E6) – "The Bunker"
A blind woman living in isolation who protects her mentally ill brother, the suspected killer.
The victims are kept in a hidden underground bunker. Agents Reid and JJ eventually locate the bunker on a suspect's land and must rescue the survivors while trapped inside.