Secrets have a way of never staying hidden...
A sorority house holds a party because they thought they had nothing to worry about, once the life of the party Michelle arrived she lets her close friends know that she is aware of each of their deepest secrets... Her friends were not happy to hear the information and try to stop her, but one of them were angry and frightened enough to become a killer pushing her off the roof.
The real story is what happens after, they thought that it would be over once Michelle was found dead and yet someone is still terrorising them with their secrets... Even sometimes going as far as to try to kill them as well. Now they must work together as friends to both survive and find out the identity of the killer.