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　　四个情同手足的乌龟少年一直生活在隐秘的下水道中，在师父（成龙 配音）的训练下，他们成为了功夫高超的“忍者神龟”，渴望被人类接纳的四小只，在人类朋友艾普的帮助下，开始追踪一个神秘的犯罪集团，但随着一支强大变种生物军队的降临，同样属于变种生物的忍者神龟们知道，这下大麻烦来了……...

　　The ninja turtles are back! But with a TV show. When the Turtles get accepted as humans, and go to high school while being heroes, they are now being pressured Of Doing both things at the same time....