Synopsis for Herman Yau's Category III horror movie The Sleep Curse, starring Anthony Wong, Michelle Wai, Jojo Goh, Gordon Lam, and Bryant Mak: During Japan's wartime occupation of Hong Kong in 1941-1945, a young translator's collaboration with the enemy results in his life being cursed by a murdered "comfort woman" forced to become a sex slave. Forty-five years later, the man's sins come back to haunt his son, a professor specializing in sleeping disorders, when the lady's ghost returns for vengeance.