Themed on supernatural gifts, its lead character, Allison DuBois, is a medium employed as a consultant for the Phoenix, Arizona district attorney’s office. Allison and her husband Joe (Jake Weber) are the parents of three daughters, all of whom inherited Allison’s gift. The show was initially based on the experiences of medium Allison DuBois, who claims she has worked with law enforcement agencies across the country in criminal investigations.

Source: Medium Wiki