Four kids find out that a a ghost has been haunting the nearby forest. The most inventive one of them invents a contraption that will help them capture the restless ghost and thus the Ghost Club is started. One day, one of the kids finds out that her mother may lose the family business to an evil businessman, so the Ghost Club sets out to rectify the situation.

The Ghost Club

Nicole and Nelson are twins with psychic powers. On the first day of school everyone is talking about the recent vandalism at school. Nicole and Nelson decide to go undercover to find the culprit. The twins get child genius George & his high tech gadgets to help them solve the mystery. With the clock ticking, the kids race to break the case open before the big school board meeting where they must reveal the true person responsible for the vandalism. Will the Undercover Kids solve the crime before time runs out?