![Whiskey Cavalier](https://image.tmdb.org/t/p/w185/vDw6JCPcMbGYaeMWz1AEcwdlGaA.jpg)
When dozens of women enjoying their golden years unexpectedly died at Senior Living Communities across the Dallas area, authorities classified the deaths as natural causes. No one suspected that a cold-blooded, serial killer, posing as a maintenance man, was targeting one of the most vulnerable populations: elderly women.