一个两岁的孩子雷达在1998年的某一天走失,父亲雷泽宽(刘德华饰)从此开始了长达十四年的寻子之路,途中历尽艰辛,偶然遇到了四岁时被拐的修车小伙曾帅(井柏然饰),两人一同踏上寻亲之路,途中两人建立了父子般的情谊。。After his first love breaks his heart, a young American singer reluctantly leaves his home in San Diego, California and embarks on an epic road trip through Baja with his uncle in order to reconnect with his Mexican roots and find himself.。