[close] A ride at the start of the summer holidays leads to mystery when the Bob-Whites see a man pouring gasoline on the shed of a kind neighbor. Trixie is determined to find the culprit who is trying to destroy the small business of Mrs Elliot and they stumble across a marijuana plantation and find themselves having to prove their own innocence. Trixie manages to uncover the truth with the help of a retired policemen and a good idea reveals a hidden treasure. [close]