When Emil travels by bus to Berlin to visit his grandmother and his cousin, his money is stolen by a crook who specializes in digging tunnels. Emil must get the money back as it is for his grandmother. While following the thief, Emil runs into Gustav, an enterprising young boy who gathers up all his friends to help Emil find the money. Emil's cousin also gets involved and they ...。经历一连串失败的恋情后,这对密友达成协议,决定冒险再次寻觅真爱 — 但他们也许就是彼此的真爱呢?。