At the police academy, they join forces to help each other, becoming friends in the process. When their patrol duties don't go so well, they get reassigned.
The two go back to high school to infiltrate and bust a drug ring. Ice Cube plays their captain. He yells most of his lines, but he's funny, and it somehow works.
Here's what you really need to know: "21 Jump Street" is pretty silly, sometimes stupid, often raunchy and it's laced with four-letter words. So, if you have tender ears or "conservative" is your middle name, you're in trouble.
The other thing is, even though it's sophomoric at times, I laughed at a lot of jokes and situations here, and winced with laughter a couple of other times.
Tatum and Hill are having fun here, and it shows. Tatum is especially good as a cop who's not the brightest bulb on the tree.
There's one oddly comedic and violent scene that may surprise you - and for more than one reason. Fans of the old series should be satisfied because the movie tips its hat to the past.
The R-rated film is not for all tastes, but if you want to smile, laugh and not have to think about what you're seeing, it's good, not-so-clean fun.