A scientist performing illegal stem cell research is trying to find a cure for cancer. After the transfer of shark cells is made into a human test subject, the ill man gets well again and it looks like the treatment was a success. But the experiment goes
Family court judge Clémence lives with Gabriel, who she is very much in love with. However, she is jealous and suspects him of cheating on her. One day, she decides to put his faithfulness to the test during a trip to the Reunion.
威利（弗朗基·穆尼兹 Frankie Muniz 饰）是家中的独生子，在那个年代，独生子是十分罕见的，威利因此而受到了同龄人的欺负和排挤，性格也变得愈加的孤僻。只有住在隔壁的丁克（卢克·威尔逊 Luke Wilson 饰）能让威利感到快乐和安全，他甚至向丁克请教成为棒球 投手的方法。可是没过多久，这个值得信赖的朋友就离开了威利走上了战场。为了安慰伤心的威利，母亲送给了他一只名叫斯齐普的小狗，斯齐普聪明又听话，在它的帮助下，威利逐渐的敞开了心门，也有了一群朋友。
丁克回来了，却背负上了逃兵的罪名，威利邀请丁
