A young man discovers that his father was from another dimension and that he is the key to the operation of a crystal that can be the deciding factor in a war crossing the dimensions.

　　故事接续第一集，当初在篮球场上风光驰骋的神犬Buddy，如今来到了足球场！男孩Josh如今上了中学，由于他的单亲妈妈爱上了镇上新来的兽医Patrick Sullivan，无法接受的Josh不想一直待在家里面对妈妈，便和好朋友Tom 加入学校的足球队，后来就连他的爱犬Buddy也成为球队的一员，让原本逊到爆的球队起死回生。但是心怀不轨的坏蛋 Natalya 和Popov却想伺机偷走Buddy，带到他们位在莫斯科的马戏团赚大钱。当兽医Patrick Sullivan 向 Josh 的妈妈求婚时，生气的Josh离家跑走，没想到却给坏人好机会趁机带走了Buddy，后来球队教练在车站找到Josh，但却发现Buddy失踪了，眼见比赛就要开始，没有Buddy 的球队只好硬着头皮上场，另一方面，兽医Patrick Sullivan发现了Buddy 的行踪，带警方逮捕了坏蛋，还必须带着Buddy赶往比赛现场，让球队顺利获胜。

Matt Hobbs is a talented but unsuccessful actor. When estranged (and strange) ex-wife Beth dumps their daughter Jeannie on Matt, father and daughter have a lot of adjusting to do. His budding relationship with attractive production assistant Cathy Breslow is made complicated, while the precocious child is overly accustomed to getting her own way. Matt eventually faces the choice of family vs career in a particularly difficult way.