A World With Two Races

'blarghhh', 'grrrr'... the creatures moaned whilst attempting to enter the room Cassandra was desperately barricaded in. In a few minutes that door would come off it's hinges and who knew how many of those things would flood the entire room. Cassandra ran across the room being careful not to make any noise and attempted to open the emergency exit, but the door had been locked from the outside making it near impossible to escape. She kicked at the exit forgetting to be quiet, praying that it would give but it wouldn't budge. She knew this was the end and was ready to give up, Cass reluctantly stopped kicking and slid herself onto the floor, she shut her eyes tight and waited for the cannibals to arrive. This was the end, she thought. Hopefully it was pain free,but from the screams of people she'd known being eaten alive, it was obviously the opposite. Images of her limp torn, chewed body flashed through her mind. At least, she'd have to stop running and she'd no longer feel pain or worry. Her family was safe too so she could die in peace. She patiently waited for them to come and devour her. The door finally gave in and millions of the cannibals rushed in...