"After more than a decade, when sisters Nikki, Sami, and Tori Knotek hear the word mom, it claws like an eagle's talons, triggering memories that have been their secret since childhood. Until now. For years, behind the closed doors of their farmhouse in Raymond, Washington, their sadistic mother, Shelly, subjected her girls to unimaginable abuse, degradation, torture, and psychic terrors. Through it all, Nikki, Sami, and Tori developed a defiant bond...

A passionate team of trained forensic investigators, led by Gil Grissom, is back to solve crimes the old-fashioned way - by scouring the scene, collecting the evidence, and finding the missing pieces needed to solve the mystery.