Jack Stander is a good kid. His parents and teachers all trust him and know that he would never do anything wrong. But after visiting his grandfather's house and meeting Slappy, Jack is compelled to do evil things. Slappy has total control over Jack, he even starts referring to him as his son because of all the mischief being caused. Jack must figure out a way to defeat Slappy before it is too late!
杰克（Stander)是个好孩子。他的父母和老师都信任他，知道他从来不会做错什么事。但在拜访完他的爷爷家并且满足了（爷爷家的）木偶以后，杰克被控制住，去做邪恶的事情。木偶已经完全控制了杰克，它竟然还开始提到说把他（杰克）当成自己的儿子，是因为一切正在发生的恶作剧（都是由于杰克）。在杰克必须想出办法来击败木偶以前，已经为时过晚了！