The Clubhouse is off limits! Without the missing proof that Mr. Potter owns the land, the Q-Crew will have to find a new place for the band to practice. And the contest at Crestwater Camp is coming up fast. One envelope mysteriously disappears. Then another turns up--full of money! Are they connected? Mo, Jake, Izzy and PJ set out to solve all three mysteries--a job that leads them to discover parts of Potterfield they never knew were there. Their journal entries tell the story of a determined investigation with a surprise ending.
