A self-assured business man murders his employer, the husband of his adulterer, which unintentionally provokes an ill-fated chain of events.

"See it, be amazed at it, but... BE QUIET ABOUT IT! (original Finnish poster tagline)" The wife of a cruel headmaster and his mistress conspire to kill him, but after the murder is committed, his body disappears, and strange events begin to plague the two women.