"Atomised" tells the story of half brothers, Michael and Bruno. As children, their mother neglected them, leaving them in the care of separate grandparents while she led a carefree, jet-set life. Now adults, introverted molecular biologist Michael is so wrapped up in his genetic research that he shies away from intimacy, whilst Bruno is a slave to his sexual fantasies. Everything changes when both men, now in their 30s, find love. Michael re-unites with his childhood sweetheart, Annabelle and Bruno meets Christiane who shares and enjoys his sexual obsessions. It seems that luck is finally on their side, but by a cruel twist of fate, both relationships take a different path. Michael and Bruno must decide whether they can handle the changes or return to their lonely lives.