自幼父母双亡的胡斐（黎明）随家仆平四在砖窑场隐居，为避免被人认出遭遇伏击，二人在人前总作平凡人打扮，但私下胡斐却是刻苦习武，终练成胡家刀谱。得悉对他施过一饭之恩的钟四一家被燕南天（徐锦江）之子燕子胥逼害，胡斐出头教训了燕子胥并把他捉至北帝庙，但终被燕南天救出。胡斐尾随燕南天赶往京城准备伺机报仇时，遇上行踪飘忽的袁紫衣（张敏），被其吸引，不久两人互生好感。其后袁紫衣不幸遭人下毒瞎了双眼，为救她，胡斐向药王传人程灵素（李嘉欣）求救，却引来另一段恩爱情仇。

日本小说家永井荷风（津川雅彦 饰）出身名门，但他生活放纵，最终被哥哥逐出家门。欧洲学成归来的他依然不改浪荡秉性，成日里周旋于各色女人中间，耽于描绘底层艺妓的生活，被同行所不齿。57岁的永井某天感到才思和肉体的双重匮乏，于是外出来到玉井，在此邂逅了因阪神地震流落至此的私娼雪子（墨田雪 饰）。永井从雪子身上找回信心，并为之单纯的性格所吸引，而雪子亦决心委身于永井。两人相约成婚，永井却在当天失约。两人从此失散，至死未再重逢……

Nipple-targeting seagulls. Old men rapping in a bathhouse. Drugs smuggled as Italian pasta. Welcome back to The Mole Song’s world. The third and final part of this series of manga adaptations, by IFFR regular Miike Takashi, is once again loaded with delicious madness.Following Undercover Agent Reiji (IFFR 2014) and Hong Kong Capriccio (IFFR 2017), this time the enemy are Italian mafia smuggling their ‘speed-a-roni’ into Yokohama’s port. Yakuza boss Papilon, fearing for his business, wants to stop them from entering, and so do the Japanese cops: Reiji works for both as an undercover agent. All these complications this give cult director Miike a playground for crazed subplots.At times fooling us into thinking it’s an ordinary action thriller, The Mole Song: Final is a cocktail that smashes together slapstick comedy, farcical fantasy and puppet animation, with Reiji – played again by the energetic and engaging Ikuta Toma - always at the centre of the tornado that just keeps on spinning.

这是一部关於约定、等待、错过与原谅的电影。相隔廿四年，两段关於「初恋」的故事，不同的世代，不同的爱情观，但有著同样对爱的执著。一个「北极光」传说娓娓道出母亲、女儿对爱情与亲情的依恋，穿越两代的永恒之爱就此展开…