A man and a woman (both married to other people) are found dead in a show home in what appears to have been double suicide. Their respective children investigate this supposed affair but the surviving spouses seem unaffected.
A man returns home from a business trip to find his wife is gone. He assumes she's left him after years of rowing and affairs but everyone else seems to be convinced that he's killed her.
A private detective caring for his wife who is suffering from dementia investigates the disappearance of a young girl. Soon, however, he begins digging up the girl's dark family secrets.
A petty criminal decides to turn into an informant, a grass, after he learns about a crooked chief inspector. But instead of getting paid all he gets is trouble for himself and his family.