Twelve girls wake up in a secluded mansion, without knowing how or why they got there. As they realize they are locked in, the situation in the house threatens to escalate. But the mansion also harbours a dark secret. The girls are part of a medical experiment and if they don’t manage to escape they will die, one by one.
A support worker at an isolated residence gets disturbed when a silent newcomer arrives, dressed as a western heroine.
