When 17-year-old identical twins Dan and Paul Case pick up a hitchhiker, they think they're just helping somebody who is down on his luck. Little do they know that their decision will launch them into a wild, life-threatening adventure. The hitchhiker is Eddie Ridgway, the former bookkeeper of a notorious gangster and bootlegger, recently released from prison after serving time for embezzlement and tax evasion. An insurance investigator is hot on his heels, believing Ridgway is going to collect the missing embezzled funds. The Case brothers deduce that Ridgway has hidden the money in the forest around Wolf Lodge, now located in a state park. Determined to claim the reward for the loot's return, they set out to find it.But they're not the only ones searching for lost stash-two of Ridgway's former criminal associates, Wilbur and Gimpy Dalton, have also caught wind of his plan and believe Dan and Paul are working with him! The twins must use all their cunning and courage to escape from the Daltons' dangerous grip to continue their search for the missing loot-and uncover secrets about their family in the process.