Catherine is a black widow. "She mates and then she kills". Black Widow is the story of a lady (Catherine) who marries lonely millionaires, waits until they've changed their will to leave all to their beloved wives and then murders them to inherit the fortune. With each man Catherine marries, she changes her appearance to suit the mans personality. Only there's one problem. Alexandra is a smart cookie and has found a link between these unexplained mysterious deaths and the partners wives. But...

Picks up where the first movie (Karate Kid) leaves off. Mr. Miyagi and Daniel take a trip to Okinawa to visit Mr Miyagi's dying father. After arriving Mr Miyagi finds he still has feelings for an old love. This stirs up trouble with an old rival that he originally left Okinawa to avoid. In the mean time Daniel encounters a new love and also makes some enemies.