Terrance Hardy Jr.

Melinda discovers the spirits of three boys and a dog who died in an orphanage fire in 1956 and must help them cross over before the inn they are inhabiting is destroyed.

The fate of the entire team hangs in the balance as they hunt the killer of one of their own.

As the FBI tries to prove that a corrupt construction company is to blame because they have been burying containers of toxic waste under school playgrounds, they discover that the students in the school have a higher rate of cancer and neurological problems. Charlie tries to mathematically prove cause and effect between the pavement materials and the cancer clusters. Meanwhile, Millie, Charlie's new boss at Cal Sci, orders him to spend less time helping out the FBI and more time in their department.

Chuck and Kelly disagree over how Gracie should handle a class bully; Marsh must prove to Gary that he can read "Casey at the Bat" to children without crying.

Still fond of Grant (recurring guest star SHARIF ATKINS), the man she almost married, Shelly takes him to lunch in an effort to remain friends.