When Marcus inadvertently breaks the sink in the boys' bathroom, he bolts, allowing Johnny to take the blame. But when he hears that Johnny may face suspension, Marcus instantly regrets his decision not to step forward. Of course, regretting his inaction is one thing. Actually having the courage to step forward and admit to his mistake is something else. While Marcus wrestles with a guilty conscience, Earl, a regular fall guy during his high school days, decides to teach Marcus a lesson. Inspired by an in-class discussion of Lewis Carroll's ""Through the Looking Glass"", Earl sends our heroes to a bizarre alternate mirror world. There, they encounter weird mirror versions of our Rhino regulars: a sharp and eagle-eyed Principal Mulligan, an erudite Rod Harwood, a squeaky-clean Fred Smertz. As it turns out, our heroes have quite a reputation in this mirror world -- and not a good one. It turns out that their mirror-versions are some Class A troublemakers -- and our heroes are paying the