1920年代，北平。在一次军阀寿宴棋会上，日本围棋高手松波（三国连太郎 饰）与江南棋王况易山（孙道临 饰）相遇。无意中松波发现况子阿明（沈冠初 饰）天资聪慧，有意收其为徒，松波刚在“天元”位摆下一子，不料，况易山被突然登门的警察抓走。松波救出况易山后，自己归期已到，留下那 盘没下完的残棋。几年后，况易山变卖家业，送子赴日。临行前，他将写有“奋飞”二字的折扇交给儿子，嘱其学好棋艺，日后振兴祖国棋坛。1937年，日寇进行全面侵华战争，已取得“天圣位”的阿明拒绝日当局要他加入日籍的要求，在决定逃回国时被日军杀害。在无锡的况易山，也因拒绝与日军大佐对弈，遭受巨大不幸和屈辱......

It is the late 1920s when six-year-old Yingzi and her family move to Beijing. As Yingzi explores the busy streets and alleys, she befriends a widow who, driven mad by grief, stands vigil at the entrance of her hutong, waiting for her missing daughter to return.

When Sosuke, a young boy who lives on a clifftop overlooking the sea, rescues a stranded goldfish named Ponyo, he discovers more than he bargained for. Ponyo is a curious, energetic young creature who yearns to be human, but even as she causes chaos around the house, her father, a powerful sorcerer, schemes to return Ponyo to the sea.