Wolf is a war veteran who recounts the tale of his legendary youth to a young upstart killer. Flashback to a post-World War 2 time when the young Wolf is wandering the Chinese countryside in search of his missing memories. He only knows to meet someone at an abandoned temple. He ends up hooking up with a local villager, who intends to guide the Wolf to his destination. On the way, they find Wai-Yee, who’s been waiting for Wolf for quite some time. However, Wolf still can’t remember anything, until the bad guys come to find him, and they bear the terrible secret of the Wolf's past.

Following his defeat by Master Ip, Cheung Tin Chi tries to make a life with his young son in Hong Kong, waiting tables at a bar that caters to expats. But it's not long before the mix of foreigners, money, and triad leaders draw him once again to the fight.

A soldier-turned-high school teacher uses unusual methods to reach to a class of poor students, while dealing with a greedy entrepreneur and his gang of fighters as well as the government.