Many years a go lived twin girls. The elder,Katrina, was wicked, selfish and greedy. The younger, Katelyn, was kind, generous and friendly. They were identical and beautiful.

When they were about twenty, Katrina killed and robbed a man. Unfortanetly Katelyn was accused, as they were alike, and she ended up in prison. The conditions there were so bad that Katelyn fell very ill.

One day, Katrina came to see Katelyn in prison.
"Thanks for getting me out of trouble," laughed Katrina. Katelyn's lungs were too weak for her to speak properly, so she whispered " I'll get you back..." Katrina ignored her and left.

The next week, Katelyn died painfull her fever. Katrina didn't bother with her funeral but kicked and laughed at her poor sister's tombstone.

Ever since, Katelyn's ghost has lurked in prison cells, searching for her sister for a much-awaited revenge...