Quintet

A nuclear holocaust has caused another ice age on Earth. A man named Essex and his pregnant wife are combing this desolate world looking his brother Francha and finally find him in a frozen city populated by survivors who spend their time playing a game called quintet. The mysterious game is similar to backgammon, except that whoever loses if thrown into the snow and killed by Rottweilers. After Francha and his family are killed one by one, Essex seeks revenge. (official distributor synopsis)