A normal Earth Pony named Trigger rescues the ghost of the murdered Misty Heartlook and the two are forced to run for their souls from an unknown villan with a score to settle.As they try to stay one step ahead of their persuers, they discover legends of some of the old Great Houses of olden day Equestria that might have more truth than once believed… Danger lurks around every turn, and the duo are not yet used to their new abilities. Will it be enough to keep them safe? What is the phantom loard's ultimate goal? And will the Ponyville Ghost Busters be able to save the day this time around?