Fifth-grader Damon Molloy and his classmates in the Monster Squad must save the world again when giant insects from an old horror film come alive.

Fifth-grader and Monster Squadder Lindsey's photography skills come in handy when an unidentified flying object appears in Riddle, and metal objects begin to disappear.

"The kids from Mystery, Inc. are ready for some serious summer fun. They're heading to the lake at Erie Pointe where they'll work as waiters and golf caddies at Daphne's uncle's country club. According to legend, a spooky Lake Monster haunts the clubgrounds, but no one's seen it for years...until the kids arrive. Now the monster's back with a vengeance..."--P. [4] of cover.