While the gang is in Hawaii for a much-deserved vacation, a volcano bellows, signaling an imposing sign of things to come. With the impending eruption only hours away, the group must do everything they can to stop it from spewing lava down on the island, much to the chagrin of Reggie, who would just as soon sit on the beach and work on his tan. Also, standing in their way… the maniacal Dr. N-R-Gee, who is siphoning the geothermal energy from the volcano’s core to power his body, which is the direct source for the volcano’s indigestion.