Since his wife, who had an M personality, was taken away and ran off with someone else, the man started plotting a twisted 'revenge' against happy married women... The SM trainer burning with a desire for revenge, code-named 'Dark Man.' He rents out his home to young couples at a bargain price, awakens the wife's M side, and takes her... The training pro who has already awakened 16 married women into M, 'Dark Man.' Who is his new target?
