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.

Rush and the team hunt for a serial killer after a newly missing boy's body is discovered in a rented storage unit, and the remains of three boys who vanished between 1999 and 2003 are subsequently found in separate units issued to the same name.

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.

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

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.