After a serial killer imitates the plots of his novels, successful mystery novelist Richard "Rick" Castle receives permission from the Mayor of New York City to tag along with an NYPD homicide investigation team for research purposes.

Jackass Number Two is a compilation of various stunts, pranks and skits, and essentially has no plot. Chris Pontius, Johnny Knoxville, Steve-O, Bam Margera, and the whole crew return to the screen to raise the stakes higher than ever before.