Andy and Terry have expanded their incredible treehouse once again, and this time they have added thirteen brand-new, completely outrageous levels. You can now explore a watermelon-smashing room, brave a giant wave machine, or risk it all on a life-size snakes and ladders game featuring actual hissing snakes. If that is not enough action for you, test your skills at the Ninja Snail Training Academy or launch vegetables into space with a rocket-powered carrot launcher. The treehouse is bigger and wilder than ever before, packed with hilarious inventions and cartoon-style fun at every turn. But things take a serious turn when they realize their publisher, Mr. Big Nose, has completely vanished. Now, Andy and Terry must use their brand-new, high-tech detective agency to track down their missing boss before it is too late. You will need to join the investigation, dodging ridiculous obstacles and solving wacky puzzles to figure out exactly what happened to him. Climb on up and get ready for a fast-paced, laugh-out-loud mystery where absolutely anything can happen.