Death Factory

The tale of the factory goes like this. Originally used to manufacture toxic chemicals, the factory faces charges by a worker, who claims that she got exposed to a deadly virus. As the owners deny this and get away with the case, she leaves work only to turn up as a killer mutant. She kills all the workers at the factory in her rage of revenge before disappearing. The place gets closed for any further use and remains a ground of mysterious disappearances. However, it has now come to life again!