Tori Montana and Harmonie Marquise are bickering sisters who are always getting on each other’s nerves. One day while they are fighting over clothes, their mom’s boyfriend, Duncan Saint, breaks it up. He tries to encourage them to get along but they don’t want to listen – they’re more interested in competing for his attention. As he bounces back and forth between the sexy sisters, he winds up teaching them a very important lesson – sharing is caring!Download Harmonie Marquise in ‘Sibling Rivalry 4’Download Harmonie Marquise in ‘Sibling Rivalry 4’