Grandma and Grandpa always loved their tranquil life in the apartment, enjoying the calm days, content. But in these times of isolation,where the difference between home and prison it’s hard to see, a long forgotten feeling rises again: boredom. And boredom can be a very dangerous matter… If you add the sweet, caring hatred that naturally builds up during such a long marriage, it comes with no surprise that Grandma and Grandpa decided to start The Challenge: the score is set with chalk on a blackboard, like in the old days; wife versus husband, woman versus man, a battle to score 10 points, a battle to trick death itself.