Gabby and the Cold Case Squad tackle their most personal case yet. Evie Manson's foster mom vanished six weeks ago on a trip to Pennsylvania. The mystery surrounding her disappearance haunts Evie. Was it a blind date gone bad? Is she injured somewhere all alone? Why hasn't anyone heard from her since?With not a clue in sight, Gabby and the Cold Case Squad travel to Shady Valley to investigate. When no one will answer their questions and hostility abounds around every corner, the crew determines something is definitely shady in the valley. News of a dead body found in the local park intensifies the search for Evie's missing mother. Just what is the town hiding? Is Evie's foster mom even still alive? Gabby and her team need to catch a break before time runs out. But will obstacles at every turn stop them?