An old man likes to collect old things, but gets into an argument about this with his son. In the end, all of his treasured possessions are thrown outside. Some childhood photos make him dream of his mother and his hometown. On his way to the train station, he gets into an argument ...長者（興仔）喜歡拾荒，與兒子發生爭執。兒子拋雜物出門外，長者在雜物裡發現自己童年的照片。他夢見母親，想起家鄉，於是執拾行裝，要回鄉看個究竟。興仔橫過馬路，驚險百出。他乘坐公車，凝視著一對母子，百感交集。興仔下車後，步行往港鐵車站；他走下行人隧道梯級，遭男子敲詐......
