Green-Eyed Monster (Nancy Drew Girl Detective: Eco Mystery Series #1)

George, Bess, and I were so excited when we won an amazing vacation at an eco-resort in Costa Rica. Fun, sun, surf -- all in the name of ecology and helping to keep our planet clean. But, as always, dirty business seems to follow me wherever I go, and this resort isn't as spic 'n' span as we originally thought.

After a string of increasingly dangerous "accidents," it seems that there is a jealous predator staying at the resort, making trouble for the management and the guests. Against the...