School's out...But Bobby's education has just begun. Bobby has had trouble with French at school and so his rich parents hire a winsome 30-year-old tutor to help him with the first subject. The father is not exactly subtle about his interest in the tutor, but the woman prefers his much more sensitive son.

一只忠实的警犬和他的人类警官主人在工作过程中不幸受伤，一场大胆的手术融合了两者，神探狗狗诞生了！神探狗狗誓要尽职尽责——拿起、坐下和翻身，同时也要追捕他的宿敌：超级恶棍猫咪佩蒂。然而这一切在克隆小猫咪小佩蒂的到来后完全颠覆。