In the end, the moral of the Infernal Affairs trilogy is simple: hell is not where you go. Hell is who you become when you stay. And Lau Kin-ming, in his wheelchair, staring at nothing, is the Buddha’s final, chilling laugh.
: Connect the film’s title and themes to the Buddhist concept of Avici (Continuous Hell), where the character's suffering is eternal because they can no longer distinguish between good and evil. Infernal Affairs III
A cold, brilliant police superstar who Lau suspects is a triad mole. Shen Cheng Chen Daoming In the end, the moral of the Infernal