The film opens with a wife's blinding rage over her husband's long-term infidelity. In a botched attempt at revenge against her husband, she instead inflicts a horrific injury on their teenage son and disappears in a fit of guilt. The narrative follows the father and son as they navigate a grotesque spiral of self-mutilation, surgical attempts at "restoration," and forbidden desires, all leading toward a bleak, spiritual cycle suggested by its title. Key Highlights
: Due to its graphic depiction of incest and genital mutilation, it was initially banned in South Korea until several minutes of footage were cut to satisfy the Korea Media Rating Board. lk21 moebius 2013 new
μ(n) = 1 if n = 1 = 0 if n has a squared prime factor = (-1)^k if n is a square-free positive integer with k distinct prime factors The film opens with a wife's blinding rage