根据同名小说改编。男歌手偶然与从未见过面的自闭症儿子相遇，一个义大利父亲，一个自闭症孩子，一台哈雷机车，一趟拥抱惊喜的公路之旅。

　　There isn't much crime in Stoneleigh, Massachusetts, a college town, a mountain getaway for the quietly rich. So w…