Ben and Jessa are getting divorced after twenty years and decided to sell their first house, but they found it in terrible shape after all these years and now they must work together to repair it and put it on the market.
The film tells us the story of the excellent student Chris, who decides to purge the world. Together with his Winchester, Chris gives God what He wanted. 'Cain' changes completely our notions about everything that surrounds us. How well do we know the people we are communicating with every day?