Zak and the crew travel to the small mining town of Eureka, Nevada, to investigate reports of an aggressive spirit at a hotel as well as a mysterious underground tunnel system built by oppressed Chinese laborers.
Zak Aaron and Nick return to the Linda Vista Hospital to conduct a dangerous experiment they have not tried before to try to communicate with the apparition Nick saw last time. Featuring Chad Lindberg.
Gary Galka is the inventor of many of the gadgets the GAC use during their investigations. He invented these gadgets after his daughter, Melissa, was killed following a car crash. The GAC spend the episode interviewing the Galka family.