The Case of the Booby-Trapped Pickup is the 49th book in the Hank the Cowdog series by John R. Erickson. When the pickup was broken, Slim used his borrowed car to wait for the old car to be repaired. Hank was in this car, Hank was accustomed to living a simple life. Once he accidentally pressed a button, Hank was closed and unable to get out. How can Hank get out, can Hank return to a peaceful life before?