It's a sibling showdown as Jeremy and Tyler, brothers from Chicago, Ill., take on sisters Ketevan and Nina from Burbank, Calif. Whose lifelong bond will be enough to win?

It's the ultimate battle of love and loyalty as married couples Eleanor and Kevin, from Park Ridge, Ill., take on Robert and Ashley from Cypress, Texas. Whose love will lift them to victory and who will be left heartbroken?